1st Term Examination PHYSICS SSS 1

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1st Term Examination



Section A

Answer all questions correctly

  1. __________ is the quantity of matter in a body? (a)weight (b)mass (c)force (d)motion
  2. Which of the following is not a type of contact force? (a)push (b)pull (c)magnet force (d)frictional force
  3. The force that opposes motion is called? (a)frictional force (b)moving force (c)breaking or stopping force (d)coefficient
  4. What will be the weight of an object whose mass is 20kg when acceleration due to gravity is 10/s2? (a)30m/s (b)200m (c)200N (d)30N
  5. The unit of mass is _________ (a)Newton (b)metre (c)kilogram (d)kilometre
  6. Which of the following is not a career opportunity in Physics? (a)accelerator Physics (b)marketing (c)metrology (d)material Physics
  7. Time is an example of (a)derived quantity (b)fundamental quantity (c)fundamental unit (d)derived unit
  8. The dimension for velocity is ___________ (a)m/s (b)L/T (c)m/s2 (d)V
  9. ___________ is an instrument used in measuring time per hour? (a)ticker tape timer (b)stop watch (c)sand clock (d)heartbeat
  10. What is the earth pull of a body? (a)gravity (b)force (c)weight (d)mass
  11. The S.I unit of work done is __________(a)Newton (b)Newton per metre (c)Newton X metre (d)metre square
  12. When an object is said to be involved in a to and fro movement/motion, the object is in (a)relative motion (b) random motion (c) rotational motion (d)none of the above
  13. What will be the speed of a car which covers a distance of 30 metres within 15 seconds? (a)2m (b)2m/s (c)2 seconds (d)450 m/s
  14. One of the following is not used for measuring distance? (a)metre rule (b)vernier caliper (c)simple pendulum (d)micro metre screw gauge
  15. Friction can be reduced by the following ways except (a)banking (b)lubricating (c)ball bearing (d)applying dry sand
  16. The unit of force is _________ (a)Newton (b)Newton metre (c)Newton second (d)metre
  17. Which of the following is not a derived quantity? (a)area (b)mass (c)moment (d)pressure
  18. __________ is the distance travelled with time (A)distance (b)displacement (c)speed (d)velocity
  19. _________ is the rate of velocity with respect to time (a)displacement (b)acceleration (c)distance (d)speed
  20. Energy is measured in ___________ (a)Newton (b)Joules (c)metre (d)kilogram
  21. Which of the following is not a form of energy? (a)sand energy (b)kinetic energy (c)solar energy (d)work energy
  22. Viscosity is a _________ (a)scalar quantity (b)vector quantity (c)physical quantity (d)all of the above
  23. Which of the following is not a low viscous liquid? (a)grease (b)water (c)kerosene (d)petrol
  24. __________ force can also be called push (a)like force (b)unlike force (c)frictional force (d)pull
  25. Which of the following is not a type of motion? (a)random motion (b)relative motion (c)resting motion (d)rotational motion
  26. A car starts from rest and achieve a velocity of 20m/s in 10 seconds, moving westward from a starting point 0. What will be its average acceleration? (a)- 2m/s2 (b) 2m/s2 (c) 2m/s (d)- 2m/s
  27. A decrease in velocity is called (a)acceleration (b)deceleration (c)velocity (d)brakes being applied
  28. __________ is the ability of capability to do work? (a)energy (b)work done (c)power (d)food
  29. The rate of work done or energy expended is known as __________ (a)energy (b)power (c)work done (d)distance
  30. Power is measured in __________ (a)joules (b)Newton (c)watt (d)kilogram


Instruction: Answer three questions only

  1. (a). Write three examples each of fundamental and derived quantities

(b). Write the dimensions and units of the quantities listed above

  1. (a). Draw a velocity time graph showing when a vehicle is:

(i). At rest

(ii). Moving in constant speed

(iii).Constant acceleration

(iv).Constant deceleration

(b). A motor car accelerates for 10 seconds to attain a velocity of 20m/s. it continues

with uniform velocity for a further 20 seconds and then decelerates so that it stops in

20 seconds. Draw the velocity time graph representation and calculate:

(i). Acceleration

(ii). Deceleration

  1. (a). Define motion and friction

(b). List the two types of force and explain one

(c). List four types of motion and explain

  1. Define the following:

(a). Speed

(b). Velocity

(c). Position

(d). Displacement

(e). Distance