Work in Physics MCQs Quiz Online PDF Download

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SAT physics practice test MCQ: for 2 objects of different masses moving at same speed, object of greater mass has with choices no kinetic energy, greater potential energy, smaller kinetic energy and greater kinetic energy problem solving skills for summative and formative assessment, competitive exam prep, interview questions with answer key. Free study guide is for online learning work in physics quiz with MCQs to practice test questions with answers.

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

D

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

B

MCQ. SI unit of work is

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

A

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

C

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

D