Time: 2 Hours 


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.


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
Choose Answer :

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

  1.  0.0025mm
  2. .0.01mm
  3. .0.02mm
  4. .0.5mm
Choose Answer :

(iii)Ohm is the SI unit of:

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

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

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

  1.  constant
  2. .minimum
  3. maximum
  4. .zero
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

(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
Choose Answer :

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

  1.  atoms
  2. .electrons
  3. neutrons
  4. protons
Choose Answer :

(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
Choose Answer :

(xx)Penumbra refers to:

  1.  light shadow
  2. moon
  3. .partial shadow
  4. total shadow
Choose Answer :

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