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
- no kinetic energy
- greater potential energy
- smaller kinetic energy
- 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?
- 5.6 J
- 7.2 J
- 3.9 J
- 5.8 J
MCQ: SI unit of work is
MCQ: When a body of mass m moves at a speed v, its kinetic energy is defined as
- Ek = mv2
- Ek = 1/2 mv
- Ek = (1/2)mv2
- Ek = m/v2
MCQ: Product of force and distance moved by object in direction of force is known as
- work done