FORM TWO PHYSICS NECTA MULTIPLE CHOICE 2008

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

  1. Agriculture 
  2.  Biology
  3. Chemistry 
  4.  Physics
Choose Answer :

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
Choose Answer :

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
Choose Answer :

(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.
Choose Answer :

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

  1.  Calorie    
  2. Joule
  3.   Paschal 
  4.  Watt
Choose Answer :

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.
Choose Answer :

(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.
Choose Answer :

(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.
Choose Answer :

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

  1.  density  
  2.  depth
  3. mass 
  4. surface area
Choose Answer :

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

  1. 3
  2. 6
  3. 1/6
  4. 1/3
Choose Answer :

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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

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

  1. Calorie
  2. Joule 
  3. Pascal
  4. Watt
Choose Answer :

(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
Choose Answer :

(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.
Choose Answer :

(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.
Choose Answer :

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

  1. density
  2. depth
  3. mass
  4. surface area
Choose Answer :

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

  1. 3
  2. 6
  3. 1/6 
  4. 1/3
Choose Answer :

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

  1. acceleration
  2. distance covered
  3. speed
  4. velocity
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(xix)Current electricity is measured in:

  1. amperes
  2. coulombs
  3. ohms
  4. volts
Choose Answer :

(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
Choose Answer :

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