FORM TWO PHYSICS NECTA MULTIPLE CHOICE(2003-2020)
FORM TWO PHYSICS MULTIPLE CHOICE 2022

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL OF TANZANIA

FORM TWO NATIONAL ASSESSMENT

031 PHYSICS 

Time:2:30Hours        Year: 2022

Instructions

  1. This paper consists of sections A, B and C with a total of ten (10) questions.
  2. Answer all questions
  3. Sections A and C carry fifteen (15) marks each and section B carries seventy (70) marks
  4. All answers must be written in the space provided
  5. All writing must be in blue or black ink except drawings which must be in pencil
  6. All communication devices, calculators and any unauthorized materials are not allowed in the assessment room.
  7. Write your Examination Number at the top right corner of every page
  8. Where necessary the following constants may be used:
  1. Acceleration due to gravity, g=10m/s2
  2. π = 3.14

1. For each of the items (i) – (x), choose the correct answer from the given alternatives and write its letter in the box provided.

(i) Which one of the following arguments describes the mathematical language used in physics?

  1. Matter occupies space
  2. Density is mass per volume
  3. Volume is the amount of space occupied by the body
  4. Physics is a branch of science

(ii) A student has got an electric shock and fell unconscious in the Physics laboratory. Which decision would you take to help the victim immediately?

  1. Administer breath exercise
  2. Call the physicist
  3. Call other students
  4. Contact a medical doctor

(iii) An empty glass cup was placed on a digital balance and its mass was 43.63g. Water was then added into the cup and the balance recorded a new mass of 71.06g. What was then added into the cup and the balance recorded a new mass of 71.06g. What was the exact mass of the water added into the cup?

  1. 114.69g
  2. 27.43g
  3. 71.06g
  4. 43.63g

(iv) Why are machine engines filled with lubricant oil?

  1. To reduces friction between moving particles
  2. To increase the viscosity between moving particles
  3. To balance the forces acting between moving particles
  4. To return the twisted solids to their former state.

(v) A ship sinks lower in fresh water than in sea water. What can you conclude about the density?

  1. Fresh water is denser than sea water
  2. The density of the sea water is same as of the ship
  3. The sea water is denser than fresh water
  4. Sea water and fresh water have the same density

(vi) Why does it take a shorter time for a perfume to diffuse in air than in water?

  1. Air molecules are fresh compared to water
  2. Air molecules are packed closer compared to those of water
  3. Water molecules are less far apart compared to those of air
  4. Water molecules move with higher speed compared to those of air.

(vii) What is the relationship between pressure and area?

  1. On decreasing area, pressure decreases
  2. On increasing area, pressure increases
  3. On decreasing area, pressure increases
  4. On changing area, nothing happens

(viii) What name is given to the process in which a parallel beam of incident light is reflected as a parallel beam in one direction?

  1. Diffuse reflection
  2. Internal reflection
  3. Regular deflection
  4. Regular reflection

(ix) Which value of a capacitor would you advice your friend to use in order to replace a set of 3μF.6μF and 9μF capacitors connected in parallel?

  1. 50J
  2. 250J
  3. 150J
  4. 100J

(x) Which value of a capacitor would you advice your friend to use in order to replace a set of 3μF.6μF and 9μF capacitors connected in parallel?

  1. 1.64μF
  2. 16.4μF
  3. 18.0μF
  4. 1.80μF

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FORM TWO PHYSICS MULTIPLE CHOICE 2021

Student's Assessment Number..........••

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL OF TANZANIA 
FORM TWO NATIONAL ASSESSMENT

031 PHYSICS

Time: 2:30 Hours Year: 2021

Instructions

I . This paper consists of sections A, B and C with a total of ten (10) questions.

2. Answer all questions in the spaces provided.

3. Section A carries thirty (30) marks, section B fifty (50) marks and section C carries twenty (20) marks.

4. All writing must be in blue or black ink except drawings which must be in pencil.

5. All communication devices, calculators and any unauthorized materials are not allowed in the assessment room.

6. Write your Assessment Number at the top right corner of every page.

7. Where necessary the following constants maybe used: 

  1. Acceleration due to gravity, g = 10 m/s-.
  2. Density of water = I g/cm3 or 1000 kg/m3.
QUESTION NUMBER FOR ASSESSORS' USE ONLY
SCORE ASSESSORS' INITIALS
I

2

3

4

5

6

7

8

9

10

TOTAL

CHECKER'S INITIALS

SECTION A (30 Marks)

Answer all questions in this section.

1. For each of the items (i) -(xx), choose the correct answer from among the given alternatives and write its letter in the box provided.

(i) What is the name given to the people who study and work professionally in the field which relates matter and energy?

  1. Scientists 
  2. Gastronomists
  3. Physicists 
  4. Geophysicists

(ii) Which of the following experiments is the process of assigning numbers in measurement?

  1. Qualitative experiment 
  2. Quantitative experiment
  3. Scientific experiment 
  4. Physics experiment

(iii) What is the implication of the statement that when a body floats, its apparent weight is zero?

  1. The weight of a floating body is less than the upthrust acting on it. 
  2. The weight of a floating body is less than the weight of the fluid displaced.
  3. The weight of a floating body is equals to the weight of the fluid displaced.
  4. The weight of a floating body is greater than the upthrust acting on it.

(iv) Why particles in a solid state are closely packed?

  1. Because they have weak force of attraction.
  2. Because they have very weak force of attraction.
  3. Because they have moderate force of attraction.
  4. Because they have very strong force of attraction.

(v) Why do beans seem to swell up when soaked in water for overnight?

  1. Due to diffusion action 
  2. Due to capillary action
  3. Due to adhesive force 
  4. Due to osmosis process

(vi) Which statement correctly explains the term power?

  1. Rate of doing work measured in watts.
  2. Rate of doing work measured in watts per second.
  3. The product of energy and time measured in joule-seconds.
  4. Energy divide by time measured in joules.

(vii) Which of the following materials was the earliest natural magnet to be discovered?

  1. A bar magnet 
  2. Marble stone
  3. Lodestone 
  4. An electromagnet

(viii) What differentiates a single moving pulley from a single fixed pulley?

  1. In single movable pulley, load is double the effort.
  2. In single fixed pulley, load is double the effort. 
  3. In single movable pulley, effort is the same as load.
  4. In single fixed pulley, effort is double the load.

(ix) Which quantity describes the temperature at which pure ice melts at standard atmospheric pressure?

  1. Vapour pressure 
  2. Ice point
  3. Latent heat of fusion 
  4. Melting point

(x) What criterion supports the argument that potential and kinetic energies are similar? 

  1. Both produce heat.
  2. Both are forms of mechanical energy.
  3. One is the substitute of the other.
  4. Both are forms of electrical energy.

(xi) Why do the racing cars designed in such a way that their centres of gravities are lowered?

  1. To increase the centre of gravity.
  2. To decrease the stability.
  3. To lower the stability.
  4. To increase the stability.

(xii)What happens when the body moves with a constant speed?

  1. Its acceleration is zero.
  2. Its acceleration increases. 
  3. Its acceleration decreases.
  4. Its deceleration increases.

(xiii) Which class of levers do wheel barrows, nut-crackers and bottle openers belong?

  1. Third class 
  2. Second class
  3. First class 
  4. Fourth class

(xiv) How would the formation of image in the plane mirror be described? 

  1. Same size as object, virtual and upright.
  2. Larger, real, and upside down.
  3. Smaller, virtual and upright.
  4. Larger, virtual and upright.

(xv) What parameter (s) affects the magnitude of the energy of a moving body?

  1. The speed of moving body.
  2. The mass of moving body.
  3. The speed and mass of the moving body.
  4. The force of gravity.

(xvi) The following observations are correct on the concept of structure and properties of matter except

  1. A drop of water on clean glass spreads over the surface of glass.
  2. Water wets glass but mercury does not.
  3. A pond skater is capable of walking on the surface of water.
  4. Water falls inside the tube but mercury rises when poured in the same tube.

(xvii) Why the weight of a body is greater at the poles than at the equator? 

  1. Because the earth is not perfectly spherical.
  2. Because weight is not constant.
  3. Because weight is measured by spring balance.
  4. Because gravity is greater at the poles.

(xviii) Which of the following devices work by the help of atmospheric pressure? 

  1. Flushing tanks and Hydraulic press.
  2. Lift pumps and Hydrometers.
  3. Bicycle pumps and Syringes.
  4. Lactometers and Thermometers.

(xix) What is the function of a capacitor in electronic devices?

  1. Detect charges on materials.
  2. Produce electrostatic charges through induction.
  3. Store electric charges.
  4. Produce electrostatic charges through rubbing.

(xx) The amount of current flowing in the circuit is 4.0 Amperes. If a potential difference is 48 V. what is its resistance?

  1. 12V 
  2. 12 Ω
  3. 12A 
  4. 24Ω

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FORM TWO PHYSICS MULTIPLE CHOICE 2020

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL OF TANZANIA
FORM TWO NATIONAL ASSESSMENT

031 PHYSICS

Time: 2:30 Hours Year: 2020

Instructions

1. This paper consists of sections A, B and C with a total of ten (10) questions.

2. Answer all questions.

3. Section A carries thirty (30) marks, section B fifty (50) marks and section C carries twenty (20) marks.

4. All answers must be written in the spaces provided.

5. All writing must be in blue or black ink except drawings which must be in pencil.

6. All communication devices, calculators and any unauthorised materials are not allowed in the assessment room.

7. Write your Assessment Number at the top right corner of every page.

8. Where necessary the following constants may be used:

  1. Acceleration due to gravity, g =10m/s2.
  2. Density of water = 1g/cm3or1000kg /m3.

SECTION A (30 Marks)
Answer all questions in this section.

1. For each of the items (i) — (xx), choose the correct answer from among the given alternatives and write its letter in the box provided.

(i) Physics is the study which deals with matter. What does it relate to?

  1. Power
  2. Energy
  3. Force
  4. Work

(ii) What does someone pays for if he/she buys sugar from the shop?

  1. Mass
  2. Density
  3. Volume
  4. Weight

(iii) What does 20,000 g mass equal to?
  1. 2 tonnes.
  2. 2 kg.
  3. 2000 kg.
  4. 20 kg.

(iv) Which one will need much force to pull or push than the other between 10 kg of stone and 10 kg of cotton?

  1. 10 kg of stone will need much force than 10 kg of cotton.
  2. 10 kg of cotton will need much force than 10 kg of stone.
  3. Same force will be needed in both.
  4. 10 kg of stone is heavier than 10 kg of cotton.

(v) Relative density of a substance is 2.5. What is its density?

  1. Equal to the density of water.
  2. Greater than the density of water.
  3. Equal to the volume of water displaced.
  4. Less than the density of water.

(vi) Why does a body float in a fluid?

  1. Because its density is greater than the density of the fluid displaced.
  2. Because its density is less than the density of fluid.
  3. Because the weight of the fluid displaced is equal to its weight.
  4. Because the weight of the fluid displaced is less than its weight.

(vii) Which of the following forces can cause the mosquito larva to float on water?

  1. Surface tension.
  2. Adhesive forces.
  3. Friction forces.
  4. Cohesive forces.

(viii) Which phenomenon explains the assertion that the narrower the tube the further the water rise?

  1. Capillarity
  2. Diffusion
  3. Osmosis
  4. Brownian movement

(ix) Which pair of the following parameters affects pressure at any point in a liquid at rest?

  1. Density and volume
  2. Depth and area
  3. Area and volume
  4. Depth and density

(x) What is the SI unit for power?

  1. Joule per metre
  2. Meter per second
  3. Meter per second2
  4. Joule per second

(xi) What will be the number of images formed when two plane mirrors are set perpendicular to each other?

  1. 4
  2. 3
  3. 5
  4. 2

(xii) Which device is used for detecting small electric charges?

  1. Proof plane
  2. Capacitor
  3. Electrophorus
  4. Gold leaf electroscope

(xiii)What is the equivalent resistance of two resistors of 4 Ω and 6 Ω connected in parallel?

  1. 0.66 Ω
  2. 10 Ω
  3. 2.4 Ω
  4. 1.5 Ω

(xiv) What is the name of the region surrounding a magnet in which the magnetic force is exerted?

  1. Magnetic field
  2. Magnetic shielding
  3. Magnetic pole
  4. Magnetic domain

(xv) The moment of a force about a point is 1120 Nm. If the magnitude of the force is 5600 N, what is the perpendicular distance between the point and the line of action of the force?

  1. 5m
  2. 6720m
  3. 0.2m
  4. 4480m

(xvi) Which of the following groups of machines represents the first class levers?

  1. Wheel barrow and bottle openers
  2. Fishing rod and sugar tongs
  3. Crowbar and claw hammer
  4. Nutcracker and pair of scissors

(xvii)Which of the following will be a suitable graph to represent the motion for a body moving in a straight line with a uniform acceleration?

  1. Distance against time graph.
  2. Acceleration against time graph.
  3. Velocity against time graph.
  4. Displacement against time graph.

(xviii) What force is required to give a mass of 40 kg and acceleration of 0.2 m/s`

  1. 200N
  2. 0.005 N
  3. 8N
  4. 20N

(xix) Which of the following devices is used for measuring the upper fixed point of a thermometer scale?

  1. Hydrometer
  2. Hypsometer
  3. Thermometer
  4. Barometer

(xx) Which of the following is not one of the sources of sustainable energies?

  1. Water
  2. Wind
  3. Sun
  4. Dry cell

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FORM TWO PHYSICS MULTIPLE CHOICE 2019

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL OF TANZANIA FORM TWO NATIONAL ASSESSMENT 

031 PHYSICS

Time: 2:30 Hours Friday, 15thNovember 2019 a.m.

Instructions 

1.  This paper consists of sections A, B and C with a total of ten (10) questions.

2.  Answer all questions.

3.  All answers must be written in the spaces provided

4.  All writing must be in blue or black ink except drawings which must be in pencil.

5.  All communication devices, calculators and any unauthorized materials are not allowed in the examination room.

6.  Write your Examination Number at the top right hand corner of every page.

7.  Where necessary the following constants may be used:

(i) Acceleration due to gravity, 3 g = 10m / s2. 3 (ii) Density of water = 1g / cm or 1000kg / m .

SECTION A (30 MARKS)

1. For each of the items (i) - (xx), choose the correct answer from the given alternatives and write its letter in the box provided.

(i)  Why Physics, Chemistry and Biology are natural science subjects?

  1.  They need practical and theory work for learning.
  2.  They need only theory for learning.
  3.  They need practical work only.
  4.  They need only observation.

(ii)  Which of the following is a safety precaution in the Physics laboratory?

  1.  Doing experiment in the laboratory
  2.  Handling of apparatus in the laboratory
  3.  Use equipment with care in the laboratory
  4. Do anything in the laboratory

(iii)  Which instrument will you use to measure accurately the inside diameter of a bottle neck?

  1.  tape measure.
  2.  micrometer screw gauge.
  3.  metre rule.
  4. Vernier calipers.

(iv)  Which of the following statements is correct about mass?

  1.  It is measured by beam balance
  2.  It is measured by spring balance 
  3.  It varies with place 
  4.  It can be zero.

(v)  A hydrometer is an instrument used to measure

  1.  the volume of liquids. 
  2. the density of liquids.
  3. the density of solids.
  4. the volume of solids.

(vi)  When a body of mass M, is lifted through a height h, it possesses the energy known as

  1.  kinetic energy. 
  2. chemical energy.
  3. light energy.
  4. potential energy.

(vii)  If the angle between two plane mirrors is 60°, what will be the number of images?

  1.  2 
  2. 3
  3. 4
  4. 5

(viii)  The presence of charge in a material can be demonstrated by

  1.  electrophorus.
  2. earth wire.
  3. gold leaf.
  4. electroscope.

(ix)  A current of 0.2 A flows through a resistor of 4Ω. The potential difference across a resistor is

  1.  20 V
  2.  0.8 V 
  3.  0.05 V 
  4.  8 V

(x)  The process of removing magnetism from a material is known as

  1.  polarization.
  2. demagnetization.
  3. magnetization. 
  4. magnetizing.

(xi)  How can a real image be distinguished from a virtual image?

  1. Real image is inverted while virtual image is upright
  2.  Real image is upright while virtual image is inverted
  3.  Virtual image is formed by a convergent rays while real image is formed by divergent rays
  4.  Real image is formed by a convergent rays while virtual image is by divergent rays

(xii)  Why an atom is electrically neutral?

  1.  It consists of equal number of electrons
  2.  It consists of equal number of protons and electrons
  3.  It consists of equal number of electrons and neutrons
  4.  It consists of equal number of protons and neutrons

(xiii)  A potential difference of 12V is applied across a resistor of resistance 24 Ω. The current in a circuit is

  1.  0.5 A 
  2. 2 A 
  3. 0.5 Ω 
  4. 288 Ω

(xiv)  If a North pole is used in the stroking method of magnetization, the end where the stroking begins is

  1.  South pole. 
  2. North pole. 
  3. West. 
  4. East.

(xv) The Figure 1 shows a ruler balanced by placing the loads at its ends. What is the weight of X?

  1. 5N 
  2. 0.5N 
  3. 100N 
  4. 200N

(xvi)  Which of the following is an example of a third class lever?

  1.  Scissors 
  2. Fishing pole
  3. Pliers 
  4. Nut cracker

(xvii)  Distance between two moving objects will change if 

  1. both are moving with the same velocity.
  2.  both have the same acceleration.
  3.  both have different acceleration.
  4.  both have no acceleration.

(xviii)  While of the following best illustrates Newton’s third law?

  1.  Inertia 
  2. Momentum
  3. Rocket propulsion 
  4. Circular motion

(xix)  The temperature of a body of −40°C in Kelvin (K) scale is

  1.  313 K 
  2. 233 K 
  3.  272 K
  4.  −40 K

(xx)  Which of these resources of energy is non-renewable?

  1.  Wave energy 
  2. Biofuels
  3. Radiant energy 
  4. Fossil fuel

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FORM TWO PHYSICS MULTIPLE CHOICE 2018

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

 PHYSICS FTNA 2018

SECTION A

(i)Any substance that has mass and occupies space is known as:

  1. energy.
  2. matter.
  3. universe.
  4. nature.

ii) A set of techniques used by scientists to investigate a problem refers to:

  1. data interpretation.
  2. scientific method.
  3. performing an experiment
  4. data presentation.

(iii)A vernier caliper is used to measure:

  1. distance of a car.
  2. diameter of a wire.
  3. mass of a car.
  4. length of a table.

(iv)A force which prevents a body to slide is called:

  1. stretching force.
  2. restoring force.
  3. frictional force.
  4. compressional force.

(v)The ability of a body to float in a fluid is known as:

  1. the law of upthrust.
  2. the law of Archimedes
  3. the law of floatation.
  4. floating.

(vi)One of the following is the condition for a body to float in water:

  1. The mass of a floating body is greater than displaced water.
  2. The density of the body must be less than the density of the fluid.
  3. The upthrust due to the liquid must be smaller than the weight of the body.
  4. The displaced water is less than the floating body.

(vii)In a solid state the force of attraction between molecules is greater because particles are:

  1. closely packed together.
  2. somehow apart.
  3. not closely packed together.
  4. moved so randomly.

(viii)The phenomenon observed when maize flour is poured on top of water is called:

  1. diffusion. 
  2.  capillarity.
  3. surface tension.
  4. osmosis.

(ix)Density and height are factors which affect pressure in:

  1. solid.
  2. solid and liquid.
  3. liquid.
  4. gas.

(x)When a body is performing a work, it is said to have:

  1. moment.
  2. energy.
  3. momentum
  4. work.

(xi)Which of the following unit could be used for kinetic energy?

  1. Kg
  2. N
  3. Js
  4. NM

(xii)Materials that allow only part of light to pass through them are called:

  1. transparent.
  2. translucent.
  3. opaque. 
  4.  Newton.

(xiii)What term refers to the stationary accumulation of charges on an object?

  1. Current electricity
  2. Static electricity
  3. Charging.
  4. Polarization.

(xiv)The flow of electrons in a material is called:

  1. charging.
  2. potential difference
  3. electric current.
  4. resistivity.

(xv)Which of the following materials can be magnetized strongly?

  1. Nickel and copper
  2. Steel and Brass
  3. Cobalt and Iron
  4. Cobalt and Copper

(xvi)The point where the force of gravity can be considered to act is called:

  1. centre of gravity.
  2. centre of mass.
  3. centre of weight.
  4. equilibrium.

(XVii) The rate of change of velocity of a body is known as:

  1. uniform speed.
  2. acceleration.
  3. distance.
  4. displacement.

(XViii)Why is the mechanical advantage less than three in a single rope three pulleys system?

  1. Because the effort may vary.
  2. Because the load rises.
  3. Because the upper pulley does not move
  4. Due to friction on pulleys.

(xix)The product of mass of a body and its acceleration is a result of:

  1. Newtons second law of motion
  2. Law of inertia.
  3. Newtons third law of motion.
  4. Momentum change.

(xx)A form of energy that can be persistently used without running out is

  1. Efficient
  2. renewable
  3. non-renewable
  4. effective

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FORM TWO PHYSICS MULTIPLE CHOICE 2017

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

 PHYSICS FTNA 2017

SECTION A

(i)Physics, Chemistry and Biology are natural science subjects which need: 

  1. practical and theory work for learning
  2. only theory for learning
  3. practical work only
  4. only observation.

(ii) Which of the following is a safety precaution in the Physics laboratory? 

  1. Doing experiment in the laboratory
  2. Handling of apparatus in the laboratory
  3. Use equipmentwith care in the laboratory
  4. Do anything in the laboratory.

(iii)Which instrument will you use to measure accurately the inside diameter of a bottle neck?

  1. Tape measure
  2. Micrometer screw gauge
  3. Meter rule
  4. Vernier calipers

(iv)Which of the following statements is correct about mass?

  1. It is measured by beam balance
  2. It is measured by spring balance
  3. It varies with place
  4. It can be zero

(v)A hydrometer is an instruments used to measure:

  1. the volume of liquids
  2. the density of liquids
  3. the density of solids
  4. the volume of solids

(vi)When a body of mass M is lifted through a height h, it possesses the energy known as:

  1. kinetic energy
  2. chemical energy
  3. light energy
  4. potential energy

(vii)If the angle between two plane mirrors is 60 0, then the number of images will be:

  1. 2
  2. 3
  3. 4
  4. 5

(viii)The presence of charge in a material can be demonstrated by:

  1. electrophorus
  2. earth wire
  3. gold leaf
  4. electroscope

(ix)What is the potential difference across a 4 resistor if a current of 0.2A flows through it?

  1. 20V
  2. 0.8V
  3. 0.05V
  4. 8V

(x)The process of removing magnetism from a material is known as:

  1. polarization.
  2. demagnetization
  3. magnetization.
  4. magnetizing.

(xi)How can a real image be distinguished from a virtual image?

  1. Real image is inverted while virtual image is upright.
  2. Real image is upright while virtual image is inverted.
  3. Virtual image is formed by convergent rays while real image is formed by divergent rays.
  4. Real image is formed by convergent rays while virtual image is formed by divergent rays.

(xii)Why is an atom electrically neutral?

  1. It consists of equal number of electrons
  2. It consists of equal number of protons and electrons.
  3. It consists of equal number of electrons and neutrons.
  4. It consists of equal number of protons and neutrons.

(xiii)A potential difference of 12V is applied across a resistor of resistance 24 0. The current in a circuits is:

  1. 0.5A
  2. 2A
  3. 0.5?
  4. 288?

(xiv)If a North pole is used in the stroking method of magnetization, the end where the stroking begins is:

  1. South pole 
  2. North pole 
  3. West
  4.  East.

(xv)Figure 1 shows a ruler balanced by placing the loads at its ends. What is the weight X?

Figure 1

  1. 5N
  2. 0.5N
  3.  IOON 
  4.  200N

(xvi)Which of the following is an example of a third class lever?

  1. Scissors
  2. Fishing pole
  3. Pliers
  4. Nut cracker

(xvii)Distance between two moving objects will change if:

  1. both are moving with same velocity.
  2. both have the same acceleration.
  3. both have different acceleration.
  4. both have no acceleration.

(xviii)Which of the following best illustrates Newtons third law?

  1. Inertia
  2. Momentum
  3. Rocket propulsion
  4. Circular motion

(xix)The temperature of a body of -400C in Kelvin (K) scale is:

  1.  313K 
  2.  233K 
  3.  273K 
  4.  -40K

(xx) Which of these resources of energy is non-renewable?

  1. Wave energy
  2. Bio fuels
  3. Radiant energy
  4. Fossil fuel

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FORM TWO PHYSICS MULTIPLE CHOICE 2016

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

 PHYSICS FTNA 2016

SECTION A

(i)Results obtained from Physics experiment can form:

  1. Scientific laws
  2. Scientific Principles
  3. Scientific Theories
  4. Scientific Procedures

(ii)Which of the following are used to stop fire?

  1. Matches
  2. Extinguishers
  3. Fuels
  4. Brushes

(iii)If a micrometer screw gauge reads 5.0mm and 0.95mm for sleeve and thimble respectively, the length of object will be:

  1. 5.95mm
  2. 59.5mm
  3. 0.595mm
  4. 0.0595mm

(iv)The force which exists between two close bar magnets with like poles is known as:

  1. attractive
  2. repulsive
  3. friction
  4. compressional

(v)Buouyant force is mainly determined by;

  1. volume and density
  2. volume and mass
  3. weight and mass
  4. weight and density

(vi) which one is an example of force?

  1. weight
  2. mass
  3. atom
  4. magnet

(vii) Apparent loss in weight is known as;

  1. upthrust
  2. apparent weight
  3. pressure
  4. weight

(viii)An upthrust experienced by the body which weighs 5.0N in air and 3.2N when it is completely immersed in a liquid is;

  1. O.4N
  2. . O.6N
  3. 1.6N
  4. 1.8N

(ix)A physical phenomenon observed when a tea bag is dropped into a cup of hot water is called:

  1. diffusion
  2. capillarity
  3. osmosis
  4. solution

(x)The walls of a dam are made thicker at the bottom than at the top because the:

  1. pressure of water at the bottom is greater
  2. pressure of water at the bottom is less
  3. weight of water at the bottom is greater
  4. weight of water at the bottom is less.

(xi)How can you distinguish a lever from a pulley?

  1. A lever turns on pivot while a pulley turns on an axle
  2. A lever changes direction of applied effort while a pulley does not.
  3. M.A. of a lever is effort arm over load arm while M.A. of a pulley is R/r
  4. V.R of a lever is 2nr/P while that of a pulley is (R/r)2 

(xii)The term displacement means:

  1. a distance covered in a given direction
  2. a distance covered without direction
  3. a rate of distance
  4. a rate of velocity

(xiii)Which of the following is the most closely related to inertia?

  1. Weight
  2. Acceleration
  3. Mass
  4. Force

(xiv)Why is water unsuitable for a thermometer liquid?

  1. It does not wet glass
  2. It wets glass
  3. It is opaque
  4. It is a good conductor of heat.

(XV) The energy which is obtained from hot rocks underground is called.

  1. geothermal energy .
  2. solar energy
  3. water energy
  4. . wind energy

(xvi)ln Figure 1 the angle of reflection is equal to:

Figure. 1

  1. 500
  2. 400
  3. 1300
  4. 450

(xvii) Unlike magnetic poles as well as unlike electric charges, when brought close to each other they tend to

  1. attract each other
  2. repel each other
  3. exist in pairs
  4. separate

(xviii)The resistance of on operating lamp rated 115 V and 0.25 A is

  1. 460 ?
  2. 29 ?
  3. 114.75 ?
  4. 230 ?

(xix)In which region can the north pole of a magnet be directed?

  1. Towards the geographic North Pole
  2. Towards the geographic South Pole
  3. Along the Equatorial
  4. Along the Coast of Antarctica

(xx)Ability of man to walk properly along a road is one of the applications of

  1. stable equilibrium
  2. unstable equilibrium
  3. neutral equilibrium
  4. neutral and stable equilibrium

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FORM TWO PHYSICS MULTIPLE CHOICE 2015

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

 PHYSICS FTNA 2015

SECTION A

(i) A beam balance is used to measure:

  1.  Weight 
  2. Mass
  3. Volume 
  4.  Density

(ii) Which of the following is nota form of energy?

  1. Chemical 
  2. Nuclear 
  3.  Heat 
  4. Joule

(iii)The speed of 72km/hr is equivalent to:

  1. 120m/s
  2. 1200m/s
  3. 20m/s
  4. 200m/s

(iv)To minimize zero error the pointer of the instrument should be  adjusted:

  1. at zero mark
  2. before zero mark
  3. after zero mark
  4. at the middle mark

(v)The region around a magnet is called:

  1. magnetization
  2. demagnetization
  3. magnetic field
  4. magnetic domains

(vi)The tendency of an object to fall or drop lower levels in fluid is called.

  1. floating
  2. sinking
  3. upthrust
  4. buoyant

(vii)The ability of a material to return to its original shape after deformation is called:

  1. plasticity
  2. plastic deformation
  3. elastic limit
  4. elasticity

(viii)The energy associated with areas of frequent earthquakes is known as:

  1. tidal energy
  2. solar energy
  3. geothermal energy
  4. wind energy

(ix)The image formed by plane mirror is always:

  1. real
  2. inverted
  3. magnified
  4. left-right reversal

(x)An instrument used to store electric charges is called

  1. capacitance
  2. capacitor
  3. resistor
  4. inductor

(xi)A huge discharge of static electric charges between two clouds is called:

  1. radar
  2. thunder
  3. lightning
  4. lightning conductor

(xii)Electric current is expressed as

  1. quantity of charge per unit time
  2. voltage per unit time
  3. resistance per unit voltage
  4. charge per unit voltage

(xiii)The pressure exerted by a force 120N over an area of 10cm2 is:

  1. 20000N/m2.
  2.  2000N/cm2
  3. 12000N/m2
  4. 120000N/cm2

(xiv)The change in momentum of an object when a force is applied to it is called:

  1. inertia
  2. moment
  3. impulse
  4. deceleration

(xv)Molecular forces that are exerted between molecules of the same kind are known as

  1.  adhesion
  2. cohesion
  3. upthrust
  4. surface tension

(xvi)The point of support about which a bar or lever turns is referred to as a

  1. pointer
  2. load arm
  3. fulcrum
  4. pulley

(xvii)The rate at which work is done is called:

  1. energy
  2. watt
  3. joule per time
  4. power

(xviii)The state of balance of a body is known as:

  1. equilibrium
  2. static equilibrium
  3. dynamic equilibrium
  4. neutral equilibrium

(xix)Water is unsuitable as a thermometric liquid because it .........

  1. boils at 800C
  2. freezes at -1120C
  3. wets glass
  4. does not wet glass

(xx)Which of the following is a property of gravitational force?

  1. It is repulsive in nature
  2. It acts over a very long distance
  3. It is much stronger
  4. It is non-central force

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FORM TWO PHYSICS MULTIPLE CHOICE 2014

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL

FORM TWO SECONDARY EDUCATION EXAMINATION

0031 PHYSICS Time: 2:30 Hours Friday, 28th November 2014 a.m.

Instructions
  1.  This paper consists of sections A, B, and C.
  2.  Answer all questions in the spaces provided.
  3.  All writing must be in blue or black ink except drawings which must be in pencil. 
  4.  All communication devices and calculators are not allowed in the examination room.
  5.   Write your Examination Number at the top right corner of every page.
  6.   Where necessary the following constants may be used:

(i)  Acceleration due to gravity, g = 10 m/s2

(ii)  Density of water = 1 g/cm3 or 1,000 kg/m3

1. For each of the items (i) – (xx), choose the correct answer among the given alternatives and write the letter in the box provided.

An electrostatic machine which produces an unlimited supply of sparks by induction is called

(i) The study of matter in relation to energy is called:

  1. Chemistry
  2. Physicists
  3. Biology
  4. Physics

(ii) The force which causes tear and wear between machine parts is known as: 

  1. friction
  2. torsional
  3. repulsive
  4. magnetic

(iii)  As one goes far away from the earth, the density of air:

  1. decreases
  2. decreases
  3.   remains constant
  4. becames greater than its weight

(iv)  Ferry boat floats in sea water because its density is:

  1. greater than that of water
  2. smaller than that of water
  3. the same as its weight
  4. greater that its weight

(v)  Study Figure 1 below:

How far from the pivot must the 150g mass be placed for the system tr be in equilibrium?

  1. 16.7cm
  2. 17.6cm
  3. 36.6cm
  4. 26.7cm.

(vii) The suspended magnetic needle always comes to rest with its axis in a vertical plane called:

  1. geographic meridian 
  2. magnetic meridian
  3. geographic declination
  4. magnetic declination.

(viii)As the angle between two plane mirrors increases, the number of I images formed:

  1. decreases
  2. increases
  3. remains constant
  4. goes to infinity.

(ix)  Which of the following materials do not allow light to pass through?

  1. Glass 
  2. Tinted glass
  3. Clear plastics
  4.  Human bodies

(x) To view objects that are out of direct vision we can use a

  1. telescope 
  2. microscope
  3. periscope 
  4. slide projector.

(xi)  The process by which water soaks through the cells of rice and beans is called:

  1. capillarity
  2. cohesion
  3. diffusion
  4. osmosis

(xii)  Which of the following is a property of mercury •as a thermometric liquid?

  1. Boils at 780C 
  2.  Boils at 3600C
  3. Wets glass
  4. Expands rapidly

(xiii)The area under velocity-time graph represents:

  1. distance
  2. speed
  3. acceleration
  4. deceleration

(xiv)  If the pitch of a micrometer screw gauge is 0.5mm, then its thimble has:

  1. 10 equal divisions
  2. 100 equal divisions
  3. 50 equal divisions
  4. 500 equal divisions

(xv)  Which of the following is a magnetic material?

  1. Copper
  2. Cobalt
  3. Zinc
  4. Brass

(xvi)  An electrostatic machine which produces unlimited supply of sparks by induction is called:

  1. Gold leaf electroscope
  2. Electrophorus
  3. Generator
  4. Speedometer

(xvii) The quantity of electric current caused by excess electrons is called:

  1. coulomb
  2. electric charge
  3. electric charge
  4. electrification

(xviii)Which of the following is not a sustainable source of energy?

  1. Sun 
  2.  Generator
  3. Wind
  4. Sea wave

(xix)A temperature Of 680C is equivalent to;

  1. A. 20 0F 
  2. 450F 
  3.  154.40F
  4.  90.40F

(xx) Action and reaction are equal in magnitude but opposite in direction. This statement refers to;

  1. the law of inertia
  2. newtons second law of motion
  3. the principle of moment
  4. newtons third law of motion

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FORM TWO PHYSICS MULTIPLE CHOICE 2013

THE UNITED REPUBLIC OF TANZANIA

MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2013 0031 PHYSICS 

TIME: 2½ HOURS 

INSTRUCTIONS

1.  This paper consists of sections A, B and C.

2.  Answer ALL questions.

3.  ALL answers must be written in the spaces provided. 4. Write your examination number at the top right corner of every page.

5.  ALL writing must be in blue or black ink EXCEPT drawings which must be in pencil.

6.  Cellphones and calculators are not allowed in the examination room.

7.  You may use the following constants in your calculations:

Density of water = 1 g/cm3 or 1,000 kg/m3

Density of mercury = 13.6 g/cm3 or 13,600 kg/m3

Acceleration due to gravity = 10 m/s2

Standard Temperature and Pressure (STP): T = 273 K, P = 760 mm Hg.

SECTION A (20 MARKS)

1.Write the letter of the correct answer in the box provided for each of the following items:

i) The relation of Physics with Chemistry is in making:

  1. algebra, trigonometry and chemical change
  2. insect killers, perfume and fertilizers
  3. photosynthesis and food
  4. rain gauge, wind vane and thermometer.

(ii) Which of the following group of instruments is used to measure the basic fundamental quantities?

  1. Beam bålance, stop watch and vernier calliper
  2. Chemical balance, stop watch and measuring cylinder
  3. Measuring cylinder, beam balance and metre rule
  4. Spring balance, stop watch and micrometer screw gauge.

(iii) The swelling of soaked beans in water is demonstration of:

  1. capillarity
  2. diffusion
  3. osmosis
  4. viscosity

Which of the following is a property of a solid state?

  1. Inter-particles distance is large
  2. Particles are closely packed together
  3. Particles are not closely packed together
  4. Particles move randomly

(v) An instrument which is used to observe objects around obstacles is

  1. microscope
  2. periscope
  3. plane glass
  4. telescope

(vi) The relationship between pressure and area is that on:

  1.   changing area, nothing happens
  2. decreasing area, pressure decreases
  3. decreasing pressure, volume increases
  4. increasing area, pressure decreases

(vii)  A piece of metal with a volume of 0.00012m3 has a mass of 0.12kg. The density of metal will be:

  1. 100kg/m3 
  2. 1,000kg/m3
  3. 10,000kg/m3 
  4. 1000,000kg/m3

(viii)  If a student gets an electric shock and falls down unconscious in a physics laboratory, which of the following would you do first to help the victim?

  1. Administer breathing exercise
  2. Call a medical doctor immediately
  3. Call other students to surround the victim
  4. Call a physics teacher to give the victim medicine

(ix)  The sun is an example of a luminous body because it:

  1. is a big star
  2. is made by God
  3.   produces its own light
  4. reflects light from the earth

(x)  A smell of rotten body can be felt through the process of:

  1. diffusion
  2. evaporation
  3. osmosis
  4. transpiration

(xi)  The energy formed due to the rising and falling in the level of water in the oceans or seas is known as:

  1. electric energy
  2. tidal energy
  3. water energy
  4. wind energy

xii) the following are applications of magnetism in daily life except;

  1. banks make use of magnetic ink on cheques
  2. flour is passed near a magnet before being packed
  3. magnets are used to separate sand from glass
  4. VHS tapes are manufactured as a result of magnetism

(xiii)  A measuring cylinder contains liquid to a level x. An object of volume z is totally immersed in the liquid contained in the cylinder. The new reading of the level of the liquid will be:

  1. x
  2. x-z
  3. z+x
  4. z-x

(xiv)  An object with low centre of gravity and a wide base is:

  1. neutral
  2. stable
  3. unequilibral
  4. unstable

(xv) A ball of mass 0.6kg is kicked vertically up to a height of 6m. The potential energy acquired by the ball is:

  1. A. 0.36J 
  2.  3.6J
  3. 36J
  4. D. 3601

(xvi)  From the Archimedes principle, the upthrust acting on a body is equal to the:

  1. apparent loss in weight
  2. apparent weight
  3. weight of a body in air
  4. weight of a body in water

(xvii)  What is the total resistance of two resistors, RI = 2 and Rz 3 connected  in parallel?

  1. 1.2
  2. 5
  3. 6
  4. 12

(xviii)  The SI unit of electric charge is:

  1. ampere
  2. coulomb
  3. ohm
  4. second

(xix)  The acceleration of a body of mass 3Dkg when a constant force of 150N is applied on it will be:

  1. 0.05m/s2 
  2. 0.5m/s2
  3. 5.0m/s2
  4. 50m/s2

xx) Materials which allow electricityand heat to pass freely are termed;

  1. conductors
  2. insulators
  3. semi-conductors
  4. semi-insulators

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FORM TWO PHYSICS MULTIPLE CHOICE 2012

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

 PHYSICS FTNA 2012

SECTION A

(i) Physics can be defined as the study of:

  1. behaviour of living things
  2. composition and decomposition of matter
  3. man and his environment
  4. matter in relation to energy

(ii) The following instruments are used to measure length except:

  1. hydrometer
  2. metre rule
  3. micrometer screw gauge
  4. vernier caliper

(iii) A force exerted by a pressure of 20Pa acting over an area of 2m2 is:

  1. ION
  2. 18N
  3. 22N
  4. 40N

(iv) A Bunsen burner has a massive and wide base in order to:

  1. lower its centre of gravity
  2. make it give out good flame
  3. raise its centre of gravity
  4. support it on the surface

(v) A body which gains electrons will attract a:

  1. body which has gained neutrons
  2. negatively charged body
  3. neutral body
  4. positively charged body

(vi) Pressure in a liquid contained in a vessel depends on:

  1. density
  2. depth
  3. mass
  4. surface area

(vii)The energy from hot rocks within the earth is called:

  1. biomass
  2. coal-burning
  3. geothermal
  4. tidal

(viii)Materials which allow only a small portion of light to pass through are called:

  1. opaque
  2. penumbra
  3. translucent
  4. transparent

(ix)Measurement of mass using an equal arm balance lever is an application of the principle of:

  1. conservation of energy
  2. conservation of linear momentum
  3. conservation of mass
  4. moments

(x)A current of 0.2A flows through a resistor of 200. The potential difference across the resistor is:

  1. 0.04V
  2. 4V
  3. 40V
  4. D. 400V

(i) Physics can be defined as the study of:

  1. behaviour of living things
  2. composition and decomposition of matter
  3. man and his environment
  4. matter in relation to energy

  1. 0.04V
  2. 4V
  3. 40V
  4. D. 400V

(xi)Strong and permanent magnets are made up of:

  1. aluminium and nickel
  2. cobalt and nickel
  3. iron and magnesium
  4. nickel and silver

(xii)A lever which has its fulcrum between effort and load is said to be of:

  1. First class
  2. Fourth class
  3. Second class
  4. Third class

(xiii)Which of the following is true about atmospheric pressure?

  1. Decreases as one moves above the sea level
  2. Increases as one moves above the sea level
  3. Is greater than ones internal body pressure
  4. Is higher on the moon than on the earth

(xiv)The product of force and displacement is known as:

  1. energy
  2. momentum
  3. power
  4. work done

(xv)A body moved a distance of 200cm in 2seconds. Its velocity in SI units was:

  1. 1m/s
  2. 100m/s
  3. 400m/s
  4. 4000m/s

(xvi)A passenger in a bus which starts to move forward tends to fall backwards. This phenomenon demonstrates:

  1. Newtons first law of motion
  2. Newtons second law of motion
  3. Newtons third law of motion
  4. The law of conservation of linear momentum

(xvii)The boiling point of pure water at sea level is:

  1. 0 OF
  2. 100OF
  3. 2000F
  4. 2120F

(xviii)Forces that exist between molecules of the same substance are called:

  1. adhesive
  2. attractive
  3. cohesive
  4. repulsive

(xix)An image formed in a plane mirror is always:

  1. larger than the object
  2. smaller than the object
  3. real
  4. virtual

(xx)Motor vehicle tyres are made up of grooved rubber in order to:

  1. decrease speed of the vehicle on the road for safety purposes
  2. decrease stability of the tyres on the road
  3. increase friction between tyres and the road for safety braking
  4. increase speed of the vehicle on the road

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FORM TWO PHYSICS MULTIPLE CHOICE 2011

THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

 PHYSICS FTNA 2011

Whenever necessary use thefollowing constants:

Density of water = lg/cm3 or 1000kg/m3

Acceleration due to gravity: g = 10m/s2

Density of mercury = 13.6g/cm3 or 136000kg/m3

SECTION A

1. Write the letter of the correct answer in the box provided.

 (i) The following are fundamental quantities in mechanics except:

  1. .length
  2. .mass
  3. .time
  4. .weight

(ii) Which of the following groups represent forces?

  1.  Acceleration, energy and light 
  2.  Energy, heat and upthrust
  3.  Friction, gravity and upthrust 
  4.  Gravity, light and velocity

(iii)Sustainable energy sources are:

  1.  biogas, kinetic energy and petrol
  2. biogas, tidal energy and water energy
  3. firewood, petrol and tidal energy
  4. kerosene, nuclear energy and water energy

(iv)The best test for a magnetized material is:

  1.   attraction
  2. friction
  3. heating
  4. .repulsion

(v)The type of light beam produced by the sun is:

  1.  converging
  2.  diverging
  3.  parallel
  4.  radial

 (vi) What makes the last drop of tap water remain hanging for sometime at the outlet of the tap soon after closing the tap?

  1.  Capillarity 
  2.  Osmosis
  3.  Surface tension 
  4.  Viscosity

 (vii)A vernier caliper reads 6.23cm. The reading in millimeters on the vernier scale is:

  1.  0.03 
  2.  0.3 
  3. . 2.3 
  4. . 6.2

(viii)A clinical thermometer differs from other thermometers because it:

  1.  can be used to measure the temperature of ice 
  2.  can be used to measure the temperature of melting iron 
  3.  .has a constriction
  4. .is very small

(ix)A potential difference of 12V is applied across a resister of 1200, The current in circuit is:

  1.  0.1A 
  2.  10A 
  3.  132A 
  4.  440A

(x)A plane mirror always forms:

  1. inverted virtual image
  2. magnified lateral image
  3. real lateral image
  4. virtual lateral image

(xi)The volume of a piece of metal with a mass of 150g and density of 0.03g/cm3 is:

  1.  5 x 10-3 cm 3
  2.  5 x 10 1 cm 3
  3.  5 x 10 2 cm 3
  4.  5 x 10 3 cm3

(xii)A liquid at 100 0 C is as hot as:

  1.  200 0F 
  2.  212 0 F 
  3.  219 0F 
  4.  2600F


(xiii)Work and energy have the same SI unit called:

  1.  calorie
  2.  joule
  3.  pascal 
  4.  watt

(xiv)When charging bodies by friction, the particles which are transferred are:

  1. electrons
  2. neutrons
  3. neutrons and protons
  4. protons and electrons

(xv) First Aid is an immediate assistance or care given to a sick person or an accident victim before getting:

  1. help from nearby people
  2. professional medical help
  3. relatives and friends assistance 
  4. traditional medical care

(xvi)The area under the velocity-time graph represents:

  1. acceleration 
  2. distance covered 
  3. speed 
  4. velocity

(xvii)A machine has a velocity ratio of 15. If an effort of ION is applied to lift a load of 50N, its efficiency is approximately equal to:

  1. 20%
  2. 33%
  3. 50%
  4. 75%

(xviii)When reading the volume of water in a burette, one needs to look at the:

  1. highest point of the meniscus
  2. lowest point of the meniscus
  3. mid point of the highest meniscus 
  4. mid point of the lowest meniscus

(xix)The property of a material to recover its original shape and size on removal of a stretching force is called:

  1.  compression 
  2.  elasticity
  3.  elastic limit 
  4.  plasticity

(xx)When buying sugar from a shop you pay for its:

  1. density 
  2.  mass
  3.  volume 
  4.  weight

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FORM TWO PHYSICS MULTIPLE CHOICE 2010

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2010

0031 PHYSICS 

Time: 2 Hours 

Instructions

1.This paper consists of sections A, B and C.

2.Answer ALL questions

3.Read carefully the instructions given in each section.

4.Write your examination number on every page.

5.Cellphones and calculators are not allowed in the examination room.

SECTION A

1.Answer all questions in this section by writing the letter of the correct answer beside the question number.

(i)Which of the following is a unit of length:

  1.  joule
  2.  metre
  3. .newton
  4. .watt

(ii)The reading accuracy of a steel ruler is:

  1.  0.0025mm
  2. .0.01mm
  3. .0.02mm
  4. .0.5mm

(iii)Ohm is the SI unit of:

  1.  conductance
  2. .electric current
  3. .potential difference 
  4. upthrust and weight

(iv)One of the following is not a pair of forces:

  1.  attraction and repulsion
  2. gravity and diffusion
  3. torsion and gravity
  4. upthrust and weight

(v) A car starts from rest and accelerates uniformly at a rate of 6m/s2. What is its velocity 7 seconds later?

  1. .0.42m/s
  2. 4.2m/s
  3. 42m/s
  4. 420m/s

(vi)A boy weighing 45kg climbs up a stair case to height of 7 m in 5 seconds. The amount of work done by the boy:

  1. 70 J
  2. 105J 
  3.  450J
  4.  315J

(vii)A chemical engineer who wants to know the degree of hotness of the liquid to be used in the chemical process should measure its:

  1.  density
  2. heat
  3. temperature
  4. volume

(viii)One of the following is a method of electrification:

  1.  charging by induction
  2. .charging by insulation
  3. .charging by conduction
  4. charging by convection

(ix)A victim of electric shock is helped by:

  1.  artificial respiration
  2. being rushed to the hospital
  3. drinking enough water
  4. .having bed rest

(x)A current of 0.2A flows through a resistor of 20Ω. The p.d. across the resistor is:

  1.  0.4V
  2. .4V
  3. .40V
  4. 100V

(xi) As the balloon goes up, the weight of air displaced becomes less and less. This means that the upthrust: 

  1.  is increased
  2. .is reduced
  3. .is exactly equal to its weight
  4. .remains constant

(xii)The action of the gun and the bullet fired supports:

  1. .Law of conservation of momentum
  2.  Newton’s first law of motion
  3. .Newton’s second law of motion
  4. .Newton’s third law of motion

(xiii)When a bus is moving with constant velocity, its acceleration is:

  1.  constant
  2. .minimum
  3. maximum
  4. .zero

(xiv)The process which helps the rise of kerosene in the wick of a lamp is called:

  1.  capillarity
  2. .expansivity
  3. .surface tension
  4. .viscosity

(xv)A body weights 3.0N in air. When it is completely immersed in a liquid it weighs 2.2N, the upthrust experienced by the body is:

  1.  0.4N 
  2.  0.6N 
  3.  0.8N
  4.  1.0N

(xvi) A stone is found to have 50 kg by mass at Moshi. When sent to Dar es Salaam its mass will be: 

  1. 50kg
  2. 60kg
  3. 100kg
  4. 150kg

(xvii)Pressure in a liquid contained in a vessel depends on the:

  1.  density of the container
  2. .depth of the container
  3. .mass of the liquid
  4. .surface area

(xviii)Charging an object by friction results in the transfer of particles called:

  1.  atoms
  2. .electrons
  3. neutrons
  4. protons

(xix)Juma wanted to measure the volume of a stone with an irregular shape. Which of the following pairs of instruments would you recommend that he use?

  1. Measuring cylinder and metre rule
  2. Measuring cylinder and overflow can
  3. Metre rule and overflow can
  4. Metre rule and beaker

(xx)Penumbra refers to:

  1.  light shadow
  2. moon
  3. .partial shadow
  4. total shadow

Click To Do This (Fanya Mtihani Huu) |  
FORM TWO PHYSICS MULTIPLE CHOICE 2009

A physicist is generally interested in studying the relationship between:

  1.   composition and decomposition of matter
  2. matter and energy
  3. Physics and Chemistry 
  4.  Physics and energy


The measurement of mass using beam balance uses the principle of:

  1.    conservation of matter
  2.  conservation of momentum
  3. gravitational pull of the earth
  4. moments


(iii)         A soldier firing a bullet from a gun experiences a jerking effect as the bullet leaves the gun. This phenomenon is explained by: 

  1. Newtons first law of motion. 
  2. Newtons second law of motion.
  3.  Newtons third law of motion.
  4.  Principle of conservation of linear momentum.

(iv)          Materials which allow light to pass and you can see through are called:

  1.  glass
  2. opaque
  3. translucent
  4.  transparent

(v)  In order to balance a rigid body on a point, you must first determine

its:

  1. balancing point
  2. centre of gravity
  3. central position of the body
  4. neutral point

vi) If one cell in a perfect three-cell torch is placed in the opposite direction, then on switching on the torch will:

  1.  give normal light. 
  2.  give bright light. 
  3. give dim light. 
  4. not give light.

(vii)        The following instruments are used to measure length except:

  1. hydrometer
  2.   metre rule
  3. micrometer screw gauge 
  4.  vernier callipers

(viii)      Presence of friction in a machine:

  1.  causes proper functioning of the machine
  2.  increases efficiency of the machine
  3. increases life time of the machine 
  4.  reduces efficiency of the machine

(ix)          You feel more pain if someone with pointed high heels shoes steps on your foot than when the same person with flat shoes steps on you because:

  1. the flat shoes are not as heavy as the pointed ones
  2. the leather of the shoes has big weight
  3.  pressure exerted is greater with flat shoes
  4.   pressure exerted is greater with pointed high heel shoes

(x)           Gradient of the distance-time graph of a uniformly accelerated motion in a specific direction represents:

  1.  acceleration 
  2.  deceleration 
  3.  speed 
  4. velocity

(xi)          Evaporation of a liquid does not depend on:

  1.  amount of liquid available   
  2.  surface area 
  3.  temperature   
  4. wind

(xii)        According to Archimedes Principle, upthrust is equal to the:

  1.   apparent weight.
  2. volume of fluid displaced.
  3. weight of fluid displaced.
  4. weight of the displaced object.

(xiii)      Suppose you wanted to make strong permanent magnets, which of the following materials would you select?

  1.  Cobalt and Iron   
  2.  Copper and Cobalt 
  3. Copper and Nickel  
  4.  Nickel and Cobalt

(xiv)      White clothes are preferentially worn in sunny regions than black clothes because they:

  1.  absorb heat. 
  2. diffuse heat.
  3.  reflect heat. 
  4. transmit heat.

(w) Smell from a rotten dog along the road spreads to the neighbouring houses through a process known as:

  1.  capillarity 
  2.  diffusion 
  3. osmosis 
  4. viscosity

(xvi) Work and energy have the same SI unit called:

  1.  calorie 
  2.  joule 
  3.  paschal 
  4.  watt

(Wii) If you comb your dried hair with a plastic or nylon comb, you might observe the comb attracting some small particles. What instrument would you use to determine whether the comb acquired some electric charge?

  1.  Ammeter 
  2.  Electrophorus 
  3.  Gold-leaf electroscope 
  4.  Voltmeter

(xviii)  The effort that would be needed to operate a 1200N load when the machine has a mechanical advantage of 3 is:

  1.  400N       
  2.  600N  
  3.  BOON 
  4.  3600N

(xix)      The temperature of hot water was measured using a Fahrenheit thermometer and was found to be 1760F. What was its equivalent on the Celsius scale?

  1.  800C  
  2. 1160 C 
  3.  2590C
  4.  3480 C

(xx)        Bimetallic strip bends when heated because metals:

  1.  become softer when heated
  2. expand in opposite direction
  3. have different expansivities
  4. have same expansivities

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2009

0031 PHYSICS 

Time: 2 Hours 

Instructions

1.This paper consists of sections A, B and C.

2.Answer ALL questions

3.Read carefully the instructions given in each section.

4.Write your examination number on every page.

5.Cellphones and calculators are not allowed in the examination room.

6.Whenever necessary use the following constants:

Acceleration due to gravity = 10m/s2

SECTION A

1.Answer all questions in this section by writing the letter of the correct answer beside the question number.

(i)A physicist is generally interested in studying the relationship between:

  1. composition and decomposition of matter
  2. matter and energy
  3. Physics and Chemistry
  4. Physics and energy

(ii)The measurement of mass using a beam balance uses the principle of:

  1. conservation of matter
  2. conservation of momentum
  3. gravitational pull of the Earth
  4. moments

(iii) A soldier firing a bullet from a gun experiences a jerking effect as the bullet leaves the gun. This phenomenon is explained by: 

  1. Newton’s first law of motion
  2. Newton’s second law of motion
  3. Newton’s third law of motion
  4. Principle of conservation of linear momentum

(iv)Materials which allow light to pass and you can see through are called:

  1. glass
  2. opaque
  3. translucent
  4. transparent

(v)In order to balance a rigid body on a point, you must first determine its:

  1. balancing point
  2. central position of the body
  3. centre of gravity
  4. neutral point

(vi)If one cell in a perfect three-cell torch is placed in the opposite direction, then switching on the torch will:

  1. give normal light
  2. give bright light
  3. give dim light
  4. not give light

(vii)The following instruments are used to measure length EXCEPT:

  1. hydrometer
  2. metre rule
  3. micrometer screw guage
  4. vernier callipers

(viii)Presence of friction in a machine:

  1. causes proper functioning of the machine
  2. increases efficiency of the machine
  3. increases life time of the machine
  4. reduces efficiency of the machine

(ix)You feel more pain if someone with pointed high heel shoes steps on your foot than when the same person with flat shoes steps on you because:

  1. the flat shoes are not as heavy as the pointed ones
  2. the leather of the shoes has big weight
  3. pressure exerted is greater with flat shoes
  4. pressure exerted is greater with pointed high heel shoes

(x)Gradient of the distance-time graph of a uniformly accelerated motion in a specific direction represents:

  1. acceleration
  2. deceleration
  3. speed
  4. velocity

(xi)Evaporation of a liquid does not depend on:

  1. the amount of liquid available
  2. surface area
  3. temperature
  4. wind

(xii)According to Archimedes’ Principle, upthrust is equal to the:

  1. apparent weight
  2. volume of fluid displaced
  3. weight of fluid displaced
  4. weight of the displaced object

(xiii) Suppose you wanted to make strong permanent magnets, which of the following materials would you select: 

  1. Cobalt and Iron
  2. Copper and Cobalt
  3. Copper and Nickel
  4. Nickel and Cobalt

(xiv)White clothes are preferentially worn in sunny regions to black clothes because they:

  1. absorb heat
  2. diffuse heat
  3. reflect heat
  4. transmit heat

(xv)Smell from a rotten dog along the road spreads to the neighbouring houses through a process known as:

  1. capillarity
  2. diffusion
  3. osmosis
  4. viscosity

(xvi)Work and energy have the same SI unit called:

  1. calorie
  2. joule
  3. pascal
  4. watt

(xvii)If you comb your dried hair with a plastic or nylon comb, you might observe the comb attracting some small particles. What instrument would you use to determine whether the comb acquired some electric charge:

  1. ammeter
  2. electrophorus
  3. gold-leaf electroscope
  4. voltmeter

(xviii)The effort that would be needed to operate a 1200N load with a mchine that has a mechanical advantage of 3 is:

  1. 400N
  2. 600N
  3. 800N
  4. 3600N

(xix)The temperature of hot water was measured using a Fahrenheit thermometer and was found to be 176°F. What was its equivalent on the Celsius scale?

  1. 80°C
  2. 116°C
  3. 259°C
  4. 348°C

(xx) Bimettalic strips bend when heated beacause metals:

  1. become softer when heated
  2. expand in opposite direction
  3. have different expansivities
  4. have same expansivities

Click To Do This (Fanya Mtihani Huu) |  
FORM TWO PHYSICS MULTIPLE CHOICE 2008

The study of matter in relation to energy is best covered in:

  1. Agriculture 
  2.  Biology
  3. Chemistry 
  4.  Physics

ii) A student gets electric shock and falls down unconscious in a Physics laboratory. Which of the following would you do first to help the victim?

  1.   Administer breathing exercise
  2. Call physics teacher
  3. Call other students
  4. Call medical doctor

iii) An engineer wanted to measure the diameter of a wire to the accuracy of three decimal places. Which of the following instruments would you recommend to be used?

  1. Engineers callipers 
  2. Micrometer screw gauge
  3. Metre rule
  4.  Vernier callipers

(iv)          Sunflower cooking oil and water were mixed and poured into a Pyrex glass measuring cylinder and allowed to settle for three minutes. Which of the following observations was TRUE after the three 

minutes?

  1.  Cooking oil floating on water.
  2.  Meniscus of water appeared convex in shape at the surface.
  3.  Water floating on the cooking oil.
  4. Water and cooking oil completely mixed up.

v) Work and energy have the same SI unit called:

  1.  Calorie    
  2. Joule
  3.   Paschal 
  4.  Watt

vi) Weight is a force by which:

  1.  a body is kicked upwards.
  2. an object is pulled towards the centre of the Earth. 
  3.  an object is pulled towards the ground.
  4. mass and weight are related.

(vii)       A drop of water and a drop of mercury were poured separately on a clean glass surface. Which of the following conclusions would you

make after making observations on the water and mercury?

  1.  Mercury has a greater cohesive force than water.
  2.  Mercury on glass shows a greater adhesive force than water. 
  3.  Mercury and water have equal adhesive forces.
  4. Water has a greater cohesive force than mercury.

(viii)     An egg was immersed in a transparent liquid contained in a glass beaker. The egg was observed to float fully immersed in the middle of the liquid. What conclusion can you make from the observation? 

  1. The density of the egg is less than that of the liquid. 
  2.  The density of the egg is greater than that of the liquid.
  3.  The egg and liquid have the same density.
  4.  The upthrust on. the egg is equal to the weight of the egg in air.

(ix) Pressure in a liquid contained in a vessel depends on:

  1.  density  
  2.  depth
  3. mass 
  4. surface area

(x)            In a three pulley system, the Velocity Ration (V.R) is given as:

  1. 3
  2. 6
  3. 1/6
  4. 1/3

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2008 

0031 PHYSICS 

Time: 2 Hours

Instructions

1.This paper consists of sections A, B and C.

2.Answer ALL questions

3.Read carefully the instructions given in each section.

4.Write your examination number on every page.

5.Cellphones and calculators are not allowed in the examination room.

6.Whenever necessary use the following constants:

Density of water = 1 g/cm3

Acceleration due to gravity = 10 m/s2

SECTION A

1. Answer all questions in this section by writing the letter of the correct answer beside the question number.

(i)The study of matter in relation to energy is best covered in:

  1. Agriculture
  2. Biology
  3. Chemistry
  4. Physics

(ii) A student gets an electric shock and falls down unconscious in a Physics laboratory. Which of the following would you do first to help the victim: 

  1. administer breathing exercise
  2. call the physics teacher
  3. call other students
  4. call a medical doctor

(iii)An engineer wanted to measure the diameter of a wire to the accuracy of three decimal places. Which of the following instrument would you recommend to be used?

  1. Engineers’ calipers
  2. Micrometer screw gauge
  3. Metre rule
  4. Vernier callipers

(iv)Sunflower cooking oil and water were mixed and poured into a Pyrex glass measuring cylinder and allowed to settle for three minutes. Which of the following observations was true after three minutes?

  1. The cooking oil floating on water
  2. Meniscus of water appeared convex in shape at the surface
  3. Water floating on the cooking oil
  4. Water and cooking oil completely mix

(v) Work and energy have the same SI unit called: 

  1. Calorie
  2. Joule 
  3. Pascal
  4. Watt

(vi)Weight is a force by which: 

  1. a body is kicked upwards
  2. An object is pulled towards the centre of the Earth
  3. An object is pulled towards the ground
  4. Mass and weight are related

(vii)A drop of water and a drop of mercury were poured separately on a clean glass surface. Which of the following conclusions would you make after making observations on the water and mercury?

  1. Mercury has a greater cohesive force than water.
  2. Mercury on glass shows a greater adhesive force than water.
  3. Mercury and water have equal adhesive forces.
  4. Water has a greater cohesive force than mercury.

(viii)An egg was immersed in a transparent liquid contained in a glass beaker. The egg was observed to float fully immersed in the middle of the liquid. What conclusion can you make from the observation?

  1. The density of the egg is less than that of the liquid.
  2. The density of the egg is greater than that of the liquid.
  3. The egg and liquid have the same density.
  4. The upthrust on the egg is equal to the weight of the egg in air.

(ix)Pressure in a liquid contained in a vessel depends on:

  1. density
  2. depth
  3. mass
  4. surface area

(x) In a three pulley system the Velocity Ratio (VR) is given as:

  1. 3
  2. 6
  3. 1/6 
  4. 1/3

(xi)The area under the curve of a velocity-time graph represents:

  1. acceleration
  2. distance covered
  3. speed
  4. velocity

(xii)A house building contractor fitted window glass panes which someone cannot see through, but the rooms are fully illuminated with light. These types of glass pane materials are said to be:

  1. dim
  2. opaque
  3. translucent
  4. transparent

(xiii) Tobacco leaves being dried outside in an open space receive heat from the sun through a process known as:

  1. conduction
  2. convection
  3. evaporation
  4. radiation

(xiv)A chemical engineer who wanted to know the level of hotness of the liquid to be used in a chemical process should measure its:

  1. density
  2. heat
  3. temperature
  4. volume

(xv)Motor vehicle tyres are made of grooved rubber in order to:

  1. decrease stability of the tyres on the road
  2. decrease the speed of the tyres on the road
  3. increase friction between the tyres and the road for safe braking 
  4. increase the speed of the tyres on the road

(xvi)A railway mechanical engineer wants to eliminate thermal expansion effects on the rails. The engineer should:

  1. avoid thick rails
  2. avoid stainless iron rails
  3. leave rail supports unscrewed
  4. leave space between the rails

(xvii)If point A is at 100C while point B is at 25 C, then heat energy:

  1. is the same at both points A and B
  2. will flow from point B to point A
  3. will not flow at all
  4. will flow from point A to point B

(xviii)Water can exist in three states, namely:

  1. ice, liquid water and water vapour
  2. liquid, solid and fluid
  3. liquid water, solid and gas
  4. vapour, gas and ice

(xix)Current electricity is measured in:

  1. amperes
  2. coulombs
  3. ohms
  4. volts

(xx)The direction along which a magnetic compass North Pole would tend to move if placed in a magnetic field is called the line of:

  1. demagnetization
  2. flux 
  3. magnetism
  4. neutral point

Click To Do This (Fanya Mtihani Huu) |  
FORM TWO PHYSICS MULTIPLE CHOICE 2007

Physics is the study of relationship between:

  1.  matter and energy
  2.  energy and Chemistry
  3.  matter and Biology
  4.  matter and medicine

Laboratory rules are useful in:

  1. making students enjoy science subjects
  2. making students conduct experiments freely
  3.   ensuring safety while in the laboratory
  4. ensuring good communication with other students and the teachers

(iii)            Measurement in Physics is a process of:

  1.  calculating and measuring    
  2.  beam balancing 
  3.  using spring balance
  4.  assigning numbers to observations and events.

(iv)           The SI unit of density is:

  1.  kg/m3 
  2.  kg/m2 
  3.  g/m3  
  4. g/m2

(v)            The force that causes twisting of an elastic material is called:

  1.  restoring force
  2. torsional force
  3. compressional force
  4.  stretching force

vi) When a body floats on liquid, its:

  1.  weight-is greater than the upthrust
  2.  weight is equal to the upthrust
  3. weight is less than the upthrust
  4. volume is greater than the volume of liquid displaced

(vii)         The molecules of water and those of glass will attract each other by a force known as:

  1.   adhesive force 
  2. cohesive force
  3. viscosity 
  4.  osmotic pressure

(viii)       Manometer is used for measuring:

  1. temperature  
  2.  wind speed
  3. gas pressure
  4.  density of liquid

(ix)          A force exerted by a pressure of P/Nm2 and acting over an area of Am2 is: 

  1.   P Newton         
  2.  A Newton
  3. F Newton 
  4.  PA Newton

(x)            The temperature of a body is defined as the degree of:

  1.    measurement      
  2.  heating
  3. cooling 
  4.  hotness or coldness

(xi)          Which of the following is the best reason for using alcohol in a minimum thermometer?

  1. It has low freeiing point
  2.  It has high freezing point
  3.  It has low expansivity 
  4.  It is less expensive

(xii)         Work and energy have the same SI unit called:

  1. calorie 
  2.  joule  
  3. watt 
  4.  paschal

(xiii)       The image which is formed on a plane mirror is:

  1. diminishing, real, laterally inverted
  2. the same size as the object, virtual and laterally inverted
  3.  real, magnified, same size as object
  4. magnified, vertical, laterally inverted

(xiv)       A level which has its effort between the load and fulcrum is said to be the:

  1.  second class lever  
  2. third class lever
  3. first class lever
  4.  fourth class lever

(w) When work output is equal to work input, it is called:

  1.   principle of momentum
  2. principle of work
  3. principle of energy conservation
  4. principle of moments

(xvi)        A bus carrying a heavy load on its topmost carriercan easily overturn when negotiating a corner because its:

  1. equilibrium is neutral
  2.  centre of gravity is low
  3. centre of gravity is normal 
  4.  centre of gravity is high

(xvii)       The heat energy used to break bonds between molecules during melting process and to build bonds during freezing process is called:

  1.  heat capacity 
  2.  latent heat
  3.  radiant energy 
  4.  thermal energy

(xviii)     A person standing in a bus which starts to move forward suddenly tends to fall backwards. This tendency obeys:

  1. Newtons first law of motion
  2. Newtons second law of motion
  3.  Newtons third law of motion 
  4.  The principle of moments

(xix)        The resistance of a lamp operating on a line of m volts and drawing a current of n amperes is:

  1. n/m ohms
  2. n ohms
  3. mn ohms
  4. m/n ohms

(xx)          Magnetic materials can be magnetized in three different methods namely:

  1. stroking, burning and electrical methods
  2. stroking, electrical and induction methods     
  3. burning, induction and hammering methods
  4.  hammering, burning and demagnetizing methods

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2007

0031 PHYSICS 

Time: 2 Hours 

Instructions

1.This paper consists of sections A, B and C.

2.Answer ALL questions

3.Read carefully the instructions given in each section.

4.Write your examination number on every page.

5.Cellphones and calculators are not allowed in the examination room.

SECTION A

This section consists of twenty multiple choice questions. Answer ALL questions in this section by writing the letter of the correct answer in the box provided.

1.(i) Physics is the study of relationship between

  1. matter and energy.
  2. energy and Chemistry.
  3. matter and Biology.
  4. matter and medicine.

(ii)Laboratory rules are useful in

  1. making students enjoy science subject.
  2. making students conduct experiments freely.
  3. ensuring safety while in the laboratory.
  4. ensuring good communication with other students and the teachers.

(iii) Measurement in Physics is a process of 

  1. calculating and measuring.
  2. beam balancing.
  3. using spring balance.
  4. assigning numbers to observations and events.

(iv) The SI unit of density is 

  1. kg/m3.
  2. kg/m2.
  3. g/m3. 
  4. g/m2.

(v) The force that causes twisting of an elastic material is called 

  1. restoring force.
  2. torsional force.
  3. compressional force.
  4. stretching force.

(vi)When a body floats on a liquid, its

  1. weight is greater than the upthrust.
  2. weight is equal to the upthrust.
  3. weight is less than the upthrust.
  4. volume is greater than the volume of liquid displaced.

(vii) The molecules of water and those of glass will attract each other by a force known as 

  1. adhesive force.
  2. cohesive force.
  3. viscosity.
  4. osmotic pressure.

(viii) Manometer is used for measuring

  1. temperature.
  2. wind speed.
  3. gas pressure.
  4. density of liquid.

(ix) A force exerted by a pressure of P N/m2 and acting over an area of A m2 is 

  1. P Newton.
  2. A Newton.
  3. F Newton.
  4. PA Newton.

(x) The temperature of a body is defined as the degree of 

  1. measurement.
  2. heating.
  3. cooling.
  4. hotness or coldness.

(xi) Which of the following is the best reason for using alcohol in a minimum thermometer? 

  1. It has a low freezing point.
  2. It has a high freezing point.
  3. It has low expansivity.
  4. It is less expensive.

(xii)Work and energy have the same SI unit called

  1. calorie.
  2. joule.
  3. watt.
  4. paschal.

(xiii) The image which is formed on a plane mirror is 

  1. diminishing, real, laterally inverted.
  2. the same size as the object, virtual and laterally inverted.
  3. real, magnified, same size as object.
  4. magnified, vertical, laterally inverted.

(xiv) A lever which has its effort between the load and fulcrum is said to be the 

  1. second class lever.
  2. third class lever.
  3. first class lever.
  4. fourth class lever.

(xv) When work output is equal to work input, it is called A

. principle of momentum.

B.principle of work.

C.principle of energy conservation.

D.principle of moments.


(xvi)A bus carrying a heavy load on its topmost carrier can easily overturn when negotiating a corner because its

  1. equilibrium is neutral.
  2. centre of gravity is low.
  3. centre of gravity is normal.
  4. centre of gravity is high.

(xvii) The heat energy used to break bonds between molecules during melting process and to build bonds during freezing process is called 

  1. heat capacity.
  2. latent heat.
  3. radiant energy.
  4. thermal energy.

(xviii)A person standing in a bus which starts to move forward, suddenly tends to fall backwards. This tendency obeys

  1. Newton’s first law of motion.
  2. Newton’s second law of motion.
  3. Newton’s third law of motion.
  4. The principle of moments.

(xix) The resistance of a lamp operating on a line of m volts and drawing a current of n amperes is

  1. n/m ohms.
  2. n ohms.
  3. mn ohms.
  4. m/n ohms.

(xx) Magnetic materials can be magnetized in three different methods namely

  1. stroking, burning and electrical methods.
  2. stroking, electrical and induction methods.
  3. burning, induction and hammering methods.
  4. hammering, burning and demagnetizing methods.

Click To Do This (Fanya Mtihani Huu) |  
FORM TWO PHYSICS MULTIPLE CHOICE 2006

(i)The branch of science in which the relationship between matter and energy is studied is called:

  1.  Biology
  2. Chemistry
  3. Physics
  4. Agricultural Science

The fundamental quantities of measurements are:

  1. Length, Acceleration and Time
  2.  Length, Mass and Time
  3. Speed, Velocity and Acceleration 
  4.  Length, Velocity and Time

(iii)          When fire hazard from an electric fault erupts in a house:

  1.   Cut off all connecting wires. 
  2. Switch off the main switch. 
  3. . Break the main switch.
  4. Switch off the switch sockets.

(iv)          The process whereby materials recover the original length after removing the load or force is known as:

  1. Plasticity 
  2.  Deformation
  3.  Elasticity
  4. Elastic limit

(v)            The Archimedes Principle states that:

  1.  The upthrust experienced by a body when partially or totally immersed in a fluid is equal to the weight of the fluid displaced.
  2.  Upthrust is equal to apparent loss in weight when a body is partially or totally immersed in a fluid.
  3. When a body is totally or partially immersed in a fluid it displaces its own weight of the fluid in which it is immersed.
  4.  When a body is partially or totally immersed in a fluid, it  experiences a big loss in weight.

The SI unit of temperature is:

  1.  Centigrade 
  2.  Second
  3.  Kelvin 
  4. Fahrenheit

(vii)         Pond skaters and mosquitoes are able to walk on the surface of water because of the:

  1. Upthrust
  2. Plasticity on the surface
  3. Surface tension of water  
  4. Water mass

(viii)        A suspended bar magnet comes to rest pointing approximately in the:

  1.   North-East direction
  2. North-South direction
  3. North-West direction 
  4.  Up-down direction

(ix)           A force exerted by a pressure of 20N/m2 acting over an area of 2m2 is:

  1.  A. ION  
  2.  18N  
  3. 22N  
  4.  40N

(x)            What is the acceleration of a body of mass 30 kg when a constant force of 150N is applied on it?

  1. 50 m/s2    
  2. 0.5 m/s2
  3.  5.0 m/s2  
  4.  0.05 m/s2

(xi)           Increase in pressure raises the boiling point of a liquid. This principle is used in:

  1. Refrigerator and vacuum pump.
  2.  Pressure cooker and oven.
  3.  Pressure cooker and steam engine.
  4.  Refrigerator and pressure cooker.

(xii)          If the system has a Velocity Ratio of 5, and the Efficiency of the system is 80%, what is the Mechanical Advantage of the pulley system? B. 400   c. 40


(xiii)        The point at which all the weight of a body acts is called:

  1.  Gravitational force     
  2. Upthrust
  3. Centre of gravity   
  4.  Centre of mass

(xiv)        The movement of solvent-molecules from high to low concentration through a semi-permeable membrane is called:

  1.  Fusion 
  2. Osmosis
  3.  Diffusion  
  4. Pressure

(xv) Potential energy and Kinetic energy are similar because:

  1.   Both produce heat.
  2. Both are measured in watt. 
  3.  One is a substitute of the other
  4. Both are forms of mechanical energy.

(xvi) The process of removing magnetism from a material is known as

  1. Magnetic field 
  2.  Magnetization 
  3. Demagnetization 
  4.  Polarization

(Wii) A potential difference of 24 volts is applied across a resistor of resistance 12 ohms. The current flowing in the circuit is:

  1. A. 0.5 Amps  
  2. 1.5 Amps
  3. 2.0 Amps
  4.  2.5 Amps

(wiii) The heat energy from the sun reaches the earth by:

  1.  Conduction  
  2. Convection 
  3.  Transparency 
  4.  Radiation

(xix)   Water of mass 3kg is heated from 260Cto 960C. What is the amount of heat supplied to the water?

  1.  A. 21kJ  
  2. . 882kJ 
  3.   38kJ  
  4. D. 400kJ

(xx)     The image formed by a plane mirror is: 

  1.  Magnified, vertical, laterally inverted.
  2.  The same size as object, magnified, real.
  3. Virtual, laterally inverted, same size as object.
  4. Diminished, real, laterally inverted.

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2006

0031 PHYSICS 

Time: 2 Hours 

Instructions

1.This paper consists of sections A, B and C.

2.Answer ALL questions

3.Read carefully instructions given in each section.

4.Write your examination number on every page.

5.Cellphones and calculators are not allowed in the examination room.

6.Whenever necessary use the following constants.

Specific Heat Capacity of water = 4200 J/kgK

Acceleration due to gravity = 10 m/s2

STP means T = 273 K, P = 760 mmHg.

SECTION A

This section consists of twenty multiple choice questions. Answer ALL questions in this section by writing the letter of the correct answer in the box provided.

1.(i) The branch of science in which the relationship between matter and energy is studied is called:

  1. Biology
  2. Chemistry
  3. Physics
  4. Agricultural Science

(ii) The fundamental quantities of measurement are: 

  1. Length, Acceleration and Time.
  2. Length, Mass and Time.
  3. Speed, Velocity and Acceleration.
  4. Length, Velocity and Time.

(iii) When a fire hazard from an electric fault erupts in a house:

  1. Cut off all connecting wires.
  2. Switch off the main switch.
  3. Break the main switch.
  4. Switch off the switch sockets.

(iv)The process whereby materials recover the original length after removing the load or force is known as:

  1. Plasticity
  2. Deformation
  3. Elasticity
  4. Elastic limit

(v)Archimedes’ Principle states that:

  1. The upthrust experienced by a body when partially or totally immersed in a fluid is equal to the weight of the fluid displaced.
  2. Upthrust is equal to apparent loss in weight when a body is partially or totally immersed in a fluid.
  3. When a body is totally or partially immersed in a fluid it displaces its own weight of the fluid in which it is immersed.
  4. When a body is partially or totally immersed in a fluid, it experiences a big loss in weight.

(vi)The SI Unit of temperature is:

  1. Centigrade
  2. Second
  3. Kelvin
  4. Fahrenheit

(vii)Pond skaters and mosquitos are able to walk on the surface of water because of the:

  1. Upthrust
  2. Plasticity on the surface.
  3. Surface tension of water.
  4. Water mass.

(viii) A suspended bar magnet comes to rest pointing approximately in the: 

  1. North-East direction.
  2. North-South direction.
  3. North-West direction.
  4. Up-down direction.

(ix)A force exerted by a pressure of 20 N/m2 and acting over an area of 2 m2 is:

  1. 10 N
  2. 18 N
  3. 22 N
  4. 40 N

(x) What is the acceleration of a body of mass 30 kg when a constant force of 150 N is applied on it? 

  1. 50 m/s2
  2. 0.5 m/s2
  3. 5.0 m/s2
  4. 0.05 m/s2

(xi) Increase in pressure raises the boiling point of a liquid This principle is used in: 

  1. Refrigerators and vacuum pumps.
  2. Pressure cookers and ovens.
  3. Pressure cookers and steam engines.
  4. Refrigerators and pressure cookers.

(xii)If a pulley system as a Velocity Ratio of 5 and the Efficiency of the system is 80%, what is the Mechanical Advantage of the pulley system?

  1. 5 
  2. 400
  3. 40 
  4. 4

(xiii) The point at which all the weight of a body acts is called: 

  1. Gravitational force.
  2. Upthrust 
  3. Centre of gravity
  4. Centre of mass.

(xiv)The movement of solvent molecules from high to low concentration through a semipermeable membrane is called:

  1. Fusion
  2. Osmosis
  3. Diffusion
  4. Pressure

(xv) Potential energy and Kinetic energy are similar because: 

  1. Both produce heat.
  2. Both are measured in Watts.
  3. One is a substitute for the other.
  4. Both are forms of Mechanical energy.

(xvi)The process of removing magnetism from a material is known as:

  1. Magnetic field
  2. Magnetization
  3. Demagnetization
  4. Polarization

(xvii)A potential difference of 24 Volts is applied across a resistor of resistance 12 ohms. The current flowing in the circuit is:

  1. 0.5 Amps
  2. 1.5 Amps
  3. 2.0 Amps 
  4. 2.5 Amps

(xviii)The heat energy from the sun reaches the earth by:

  1. Conduction
  2. Convection
  3. Transparency
  4. Radiation

(xix) Water of mass 3 kg is heated from 26°C to 96°C. What is the amount of heat supplied to the water?

  1. 21 kJ 
  2. 882 kJ
  3. 38 kJ
  4. 400 kJ

(xx)The image formed by a plane mirror is:

  1. Magnified, vertical, laterally inverted.
  2. The same size as object, magnified, real.
  3. Virtual, laterally inverted, same size as object.
  4. Diminished, real, laterally inverted.

Click To Do This (Fanya Mtihani Huu) |  
FORM TWO PHYSICS MULTIPLE CHOICE 2005

(i) Physics is:

  1. The study of science
  2. The relation of matter
  3. The study of matter in relation to energy
  4.  None of the above

The SI unit of length is:

  1. Ammeter 
  2.  Galvanometer
  3. Micrometer screw gauge
  4. metre

(iii) umbra refers to;

  1. partial shadow
  2. total shadow
  3. mid night
  4. moon

(iv)        The pressure in liquid depends on:

  1.   Weight and energy
  2. Liquid and container
  3.  Depth and density of liquid 
  4.  Volume and height

(v)          When a narrow glass tube is dipped into mercury:

  1.  The adhesion of molecules of mercury is stronger than the cohesion of molecules of mercury.
  2. The meniscus of mercury in a glass vessel curves upwards.
  3. Mercury experiences a downward force equal to its weight.
  4. The level of mercury in the tube drops below that of the surrounding.

(vi)Physics is applied in many fields such as:

  1.  Medicine and Engineering
  2. Matter and examinations
  3. Air and books
  4. None of the above

(vii)         The quantity of energy possessed by a body which causes the  vibrations of its molecules is:

  1. Temperature     
  2.  Energy
  3. Heat 
  4.  Current

(viii)       The temperature of Dodoma town was 400C. This is equivalent to:

  1. 313 Kelvin 
  2. 160 Kelvin 
  3. 240 Kelvin 
  4.  120 Kelvin

(ix)          An ammeter is an instrument for measuring:

  1. Length   
  2. Resistance 
  3.  Capacitance   
  4.  Current

Relates temperature and pressure at constant volume:

  1. Boyles law   
  2.  Pressure law
  3. Charles law
  4.  Gas law

(xi)          A piece of metal of volume 0.24cm3 and mass 0.72 has a relative density (R.D.) of:

  1.  3.0g/cm3 
  2.  3.0 C.
  3. 3.0kgm3 
  4. 0.3

(xii)         The presence ofpositive and negative charge in a body can be detected by using:

  1.   Voltmeter 
  2.  Electroscope 
  3.  Hydrometer  
  4. Compass

(xiii)       A body which sinks in water has its density:

  1.   Less than that of water
  2.  Larger than that of water
  3. Equal to that of water
  4.   Less or equal to that of water

(xiv)       A ball and ring experiment is used to verify the knowledge of:

  1. Expansion of substance
  2. Elasticity of substance
  3.  Conductivity of substance 
  4.  Evaporation of substance

(w) A vernier scale reads 0.2mm when closed and 5.7mm when used to measure the diameter of a cylindrical body. What is the true diameter of the cylindrical body?

  1. 0.2mm B
  2.  5.9mm 
  3. 5.5mm 
  4.  5.7mm

(xvi) The mechanical advantage of a machine is 4. Find the effort needed to operate a machine of the load 1000N.

  1.  40N    
  2.  2800N
  3.  250N 
  4.  1999N

(Wii) Food in a refrigerator is cooled by:

  1.  Osmosis
  2. Diffusion
  3. Evaporation
  4.  Transpiration

(xviii)    A black cloth is the material which is:

  1.   Transparent 
  2.  Opaque
  3.  Translucent 
  4.   Dark

(xix)       The velocity ratio of a system of 3 pulleys is:

  1. 0.5
  2. 3
  3. 6
  4. 1

(xx)         A lever which has its load between the effort and fulcrum is said to be:

  1.  First class lever
  2. Second class lever 
  3.  Third class lever
  4.  None of the above

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2005

0031 PHYSICS 

Time: 2 Hours 

Instructions

1.This paper consists of sections A, B and C.

2.Answer ALL questions

3.Question in section C should be answered on separate sheets of paper provided. In your calculations you are required to show clearly all the steps of your work in a systematic manner.

4.Whenever necessary use the following constants.

Density of water 1 g/cm3 or 1000 Kg/m3.

Acceleration due to gravity = 10 m/s2.

STP means T = 273 K, P = 760 mmHg.

Density of mercury = 13.6 g/cm3 or 13600 Kg/m3.

Specific Heat Capacity of water = 4200 J/kgK

SECTION A

1. This section consists of twenty (20) multiple choice items. Answer ALL questions in this section by writing the letter of the correct answer in the box provided for each item.

(i)Physics is:

  1. The study of Science.
  2. The relation of matter.
  3. The study of matter in relation to energy.
  4. None of the above.

(ii) The SI unit of length is: 

  1. Ammeter.
  2. Galvanometer.
  3. Micrometre screw gauge.
  4. Metre.

(iii)Umbra refers to:

  1. Partial shadow.
  2. Total shadow.
  3. Midnight.
  4. Moon.

(iv) The pressure in liquid depends on: 

  1. Weight and energy.
  2. Liquid and container.
  3. Depth and density of liquid.
  4. Volume and height.

(v)When a narrow glass tube is dipped into mercury:

  1. The adhesion of molecules of mercury is stronger than the cohesion of molecules of mercury.
  2. The meniscus of mercury in a glass vessel curves upwards.
  3. Mercury experiences a downward force equal to its weight.
  4. Level of mercury in the tube drops below that of the surrounding.

(vi)Physics is applied in many fields such as: 

  1. Medicine and Engineering.
  2. Matter and examinations.
  3. Air and books.
  4. None of the above.

(vii)The quantity of energy possessed by a body which causes the vibrations of its molecules is:

  1. Temperature.
  2. Energy.
  3. Heat.
  4. Current.

(viii) The temperature at Dodoma town was 40°C. This is equivalent to:

  1. 313 Kelvin.
  2. 160 Kelvin.
  3. 240 Kelvin. 
  4. 120 Kelvin.

(ix) An ammeter is an instrument for measuring: 

  1. Length.
  2. Resistance.
  3. Capacitance.
  4. Current.

(x) Relates temperature and pressure at constant volume: 

  1. Boyle’s law.
  2. Pressure law.
  3. Charles’ law.
  4. Gas law.

(xi) A piece of metal of volume 0.24 cm3 and mass 0.72 g has a relative density (R.D.) of: 

  1. 3.0 g/cm3.
  2. 3.0.
  3. 3.0 kg/m3.
  4. 0.3.

(xii)The presence of positive and negative charges in a body can be detected by using: 

  1. Voltmeter.
  2. Electroscope.
  3. Hydrometer.
  4. Compass.

(xiii) A body which sinks in water has its density: 

  1. Less than that of water.
  2. Larger than that of water.
  3. Equal to that of water.
  4. Less or equal to that of water.

(xiv) A ball and ring experiment is used to verify the knowledge of:

  1. Expansion of substance.
  2. Elasticity of substance.
  3. Conductivity of substance.
  4. Evaporation of substance.

(xv) A Vernier scale reads 0.2 mm when closed and 5.7 mm when used to measure the diameter of the cylindrical body. What is the true diameter of the cylindrical body? 

  1. 0.2 mm.
  2. 5.9 mm.
  3. 5.5 mm. 
  4. 5.7 mm.

(xvi) The mechanical advantage of a machine is 4. Find the effort needed to operate a machine of the load 1000 N: 

  1. 40 N.
  2. 2800 N.
  3. 250 N.
  4. 1999 N.

(xvii) Food in a refrigerator is cooled by:

  1. Osmosis.
  2. Diffusion.
  3. Evaporation.
  4. Transpiration.

(xviii) A black cloth is a material which is: 

  1. Transparent.
  2. Opaque.
  3. Translucent.
  4. Dark.

(xix) The velocity ratio of a system of 3 pulleys is?

  1. ½.
  2. 3.
  3. 6.
  4. 1.

(xx) A lever which has its load between the effort and fulcrum is said to be: 

  1. First class lever.
  2. Second class lever.
  3. Third class lever.
  4. None of the above.

Click To Do This (Fanya Mtihani Huu) |  
FORM TWO PHYSICS MULTIPLE CHOICE 2004

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

FORM TWO SECONDARY EDUCATION EXAMINATION, 2004

0031 PHYSICS 

Time: 2 Hours 

Instructions

1.This paper consists of sections A, B and C.

2.Answer ALL questions

3.Question in section C should be answered on separate sheets of paper provided. In your calculations you are required to show clearly all the steps of your work in a systematic manner.

4.Whenever necessary use the following constants.

  • Density of water = 1 g/cm3
  • Acceleration due to gravity = 10 m/s2
  • S.T.P. means T = 273 K, P = 760 mmHg
  • Density of Mercury = 13.6 g/cm3 = 13600 kg/m3 
  • Specific Heat Capacity of water is 4200 J/kg K.

SECTION A

Answer ALL questions in this Section by writing the letter of the correct answer beside the question number in your answer book.

1. (i) The branch of science in which the relationship between matter and energy is studied is called:

  1. Chemistry 
  2. Biology
  3. Physics 
  4. Agriculture Science

(ii) Measurement in Physics is:

  1. Calculation
  2. Beam balance
  3. Spring balance
  4. The processes of assigning numbers to observations and events.

(iii)A mass of 1 kilogram is pushed by the gravitation force towards the centre of the earth by a force of:

  1. 1 Newton 
  2. 10 Newtons
  3. 100 Newtons 
  4. 1000 Newtons

(iv) The velocity-time graph has a slope which represents:

  1. Displacement 
  2. Acceleration
  3. Velocity
  4. Spéed

(v)The molecules of water and those of glass will attract each other by a force known as:

  1. Adhesion
  2. Cohesion
  3. Viscosity
  4. Osmotic pressure

(vi) If Maganga wants to establish a temperature scale then he should know the following:

  1. Fixed point fundamental interval, an equation relating physical quantity and temperature change.
  2. Thermometer, ice point and steam point.
  3. Water, ice point mercury.
  4. Fundamental interval and thermometer.

(vii) Work and energy have the same SI unit of:

  1. Calorie 
  2. Joule 
  3. Watt 
  4. Pascal

(viii)The temperature of a body is defined as:

  1. The degree of hotness
  2. The degree of coldness
  3. The degree of hotness and coldness
  4. The degree of hotness or coldness

(ix)Heat energy is transferred from the sun to the earth by the process of:

  1. Convection
  2. Radiation
  3. Conduction 
  4. None of the above

(x)A metal rod has a length of 40cm on a day when the temperature of the room is 22.3 0 C. What will its length be on a day when the temperature of the room is 300C and the linear expansivity of the metal is 0.000017 0 C-1?

  1. 40.021 cm 
  2. 40.0052 cm
  3. 0.0052 cm 
  4. 39.9948 cm

(xi)A substance of mass 2 kg is supplied with heat of 4800 J, and causes its temperature to rise by 4K. The specific heat capacity of the substance is:

  1. 0.6 J/kg K 
  2. 600 J/kg K
  3. 38.4 J/kgK 
  4. 2400 J/kgK

(xii)A wheelbarrow is an example of:

  1. First class lever
  2. Third class lever
  3. Complex machine
  4. Second class lever

(xiii)A block and tackle system has six pulleys. What is the velocity ration of this system?

  1. 12
  2. 3
  3. 6
  4. 8

(xiv) An instrument which is used to observe objects around obstacles is called:

  1. Plane glass 
  2. Telescope
  3. Periscope 
  4. Microscope

(xv)When charging a body by rubbing with either fur or silk the particles which are transferred are: 

  1. Protons and electrons
  2. Protons
  3. Electrons
  4. Nuclei

(xvi) Current electricity can be measured in:

  1. Ohms
  2. Coulomb
  3. Volt 
  4. Milliampere

(xvii) Two resistors each having a resistance of 3 ohms are connected in parallel; the resulting effective resistance is:

  1. 1.5 ohms 
  2. 2.0 ohms
  3. 4.0 ohms 
  4. 2.5 ohms

(xviii)The process whereby materials recover their original length after removing the loads is known as:

  1. Plasticity
  2. Deformicity
  3. Elastic limit 
  4. Elasticity

(xix)A piece of metal of volume 10 has a mass of 65.5 kg. The density of metal is:

  1. 65.5 kg/m3  
  2. 6.55 kg/m3
  3. 655 kg/m3  
  4. 0.655 kg/m3

(xx) A ray of light is incident normally on a plane mirror. The angle of reflection will be:

  1. 45 0  
  2. 90 0  
  3. 00
  4. None of the above.

Click To Do This (Fanya Mtihani Huu) |  
FORM TWO PHYSICS MULTIPLE CHOICE 2003

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF EDUCATION AND CULTURE 

FORM TWO SECONDARY EDUCATION EXAMINATIONS, 2003

0031 PHYSICS

TIME: 2 HOURS

INSTRUCTIONS

1. This paper consists of sections A, B and C.

2. Answer ALL questions in ALL sections.

3. Section C should be answered on separate sheets of paper provided. In your calculations you are required to show clearly all the steps of your work in a systematic manner.

4. Whenever necessary use the following constants:

Density of water = 1 g/cmAcceleration due to gravity g = 10 m/s3 or 1000 kg/m2 3

S.T.P. means T = 273 K, P = 760 mmHg.

The specific heat capacity of water = 4200 J/kgK

5. Cell phones are not allowed in the examination room.

This paper consists of 8 printed pages.

SECTION A (20 MARKS)

1. This section consists of twenty (20) multiple choice questions. Answer ALL questions in this section by writing the letter of the correct answer in the box provided:

(i) The shortest length which can be measured by a metre rule is:

  1. 0.1 mm
  2. 1.0 mm
  3. 10 mm
  4. 100 mm

(ii) Which of the following is a unit of force:

  1. Kg m/s
  2. Kg ms
  3. Kg m/s2
  4. Kg ms2

(iii) The meniscus of mercury in a glass vessel curves upwards because:

  1. The cohesion of molecules of mercury is stronger than the adhesion of molecules of glass and mercury
  2. The adhesion of molecules of mercury is stronger than the cohesion of molecules of mercury.
  3. Mercury experiences a downward force equal to its weight.
  4. Mercury is denser than glass.

(iv) The minimum pressure exerted by a rectangular wooden block of 1 kg measuring 4 m x 3 m x 2 m on the bench is:

  1. 0.17 Pascals
  2. 1.25 Pascals
  3. 1.67 Pascals 
  4. 0.83 Pascals

(v) The normal body temperature of human beings is:

  1. 13.8°F 
  2. 66.4°F
  3. 98.4°F
  4. 38°F

(vi) The image formed by a plane mirror is always:

  1. Smaller than the object
  2. Virtual
  3. Larger than the object
  4. Real

(vii) The process of removing magnetism from a given material is called:

  1. Magnetization
  2. Induction method
  3. Demagnetization
  4. Electrification

(viii) A body which gains excess electrons becomes:

  1. Negatively charged
  2. Positively charged
  3. Electrified
  4. Both A and B are correct

(ix) A potential difference of 24 volts is applied across a resistor of resistance 12 ohms. The current flowing in the circuit is:

  1. 0.5 A 
  2. 1.5 A 
  3. 2.0 A
  4. 2.5 A

(x) Which of the following is not a form of energy:

  1. Light
  2. Friction
  3. Magnetism
  4. Electrons

(xi) The efficiency of a machine is defined as:

  1. (Work done in load) / (Work done by effort)
  2. (Mechanical Advantage) / (Velocity ratio)
  3. (Velocity ratio) / (Mechanical Advantage)
  4. (Work done by effort) / (Work done by load)

(xii) A person in a bus which starts to move forward tends to fall backwards. This is because he/she is obeying:

  1. The Principle of moment
  2. Newton’s third law of motion
  3. Newton’s second law of motion
  4. Newton’s first law of motion.

(xiii) Steam at 100°C has more burning effect than water at 100°C because:

  1. The latent heat of vaporization is higher than the specific heat capacity of water at 100°C
  2. Steam is less dense than water.
  3. The molecules of water in steam have more kinetic energy than those of water at 100°C.
  4. Steam is at a higher temperature than water at 100°C.

(xiv) The ratio of the density of the substance to the density of water is:

  1. Mass per unit volume
  2. Relative density
  3. Upthrust
  4. Density of a substance.

(xv) When a body floats in water:

  1. It displaces its own volume of water.
  2. The mass of the water displaced by the body is equal to its own mass
  3. It weighs the same as in air
  4. The downthrust is more than the upthrust.

(xvi) The surface tension of liquid is due to:

  1. Molecules on its surface.
  2. Elastic skin which covers the surface of the liquid.
  3. Cohesive forces between its surface molecules.
  4. Adhesive force between different molecules.

(xvii) Solids expand when heated because:

  1. The molecules expand.
  2. Increased molecular motion pushes the molecules further apart.
  3. Heat takes up space between the molecule.
  4. The molecules soften and begin to flow.

(xviii) For a rigid body, there is one point at which the resultant force appears to act. This point is known as:

  1. Neutral point
  2. Balancing point
  3. Centre of gravity
  4. Central position of a body.

(xix) The area under the velocity­-time graph for a uniformly accelerated motion of a body represents:

  1. Acceleration of a body
  2. Retardation of a body
  3. Distance travelled by a body
  4. None of the above.

(xx) If one cell in a three torch cell is placed in the opposite direction:

  1. The torch will not give light
  2. The torch will give very bright light
  3. The torch will give very dim light
  4. The torch will give normal light.

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