Work in Physics MCQs Quiz Online PDF Download

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MCQs on Work in Physics Quiz PDF Download

MCQ: For 2 objects of different masses moving at same speed, object of greater mass has

  1. no kinetic energy
  2. greater potential energy
  3. smaller kinetic energy
  4. greater kinetic energy


MCQ: A girl accidently dropped a stone from her building, mass os stone is 12 g and height is 60 m. If air resistance can be neglected and g = 10 N kg-1, what is speed of stone when it hits ground?

  1. 5.6 J
  2. 7.2 J
  3. 3.9 J
  4. 5.8 J


MCQ: SI unit of work is

  1. Joule
  2. kg-1
  3. watt
  4. Newton


MCQ: When a body of mass m moves at a speed v, its kinetic energy is defined as

  1. Ek = mv2
  2. Ek = 1/2 mv
  3. Ek = (1/2)mv2
  4. Ek = m/v2


MCQ: Product of force and distance moved by object in direction of force is known as

  1. effort
  2. power
  3. efficiency
  4. work done