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Practice MCQs on work and energy, physics MCQs for online test prep. Energy, work and power quiz has multiple choice questions (MCQ), work and energy quiz questions and answers as potential energy and kinetic energy are types of, answer key with choices as electrical energy, magnetic energy, thermal energy and mechanical energy for competitive exam prep. Free study guide is to learn work and energy quiz online with MCQs to practice test questions with answers. Subscribe MCQsLearn Channel

MCQ. Potential energy and kinetic energy are types of

1. Electrical energy
2. Magnetic energy
3. Thermal energy
4. Mechanical energy

D

MCQ. An object is lifted 5 m above levelled ground, mass of object is 20 kg and gravitational pull is 10 N kg-2, Ep of object is

1. 40 J
2. 1000 J
3. 2.5 J
4. 0.4 J

B

MCQ. Formula for gravitational potential energy is

1. Ep = mg/h, where m is mass, g is gravitational pull and is height
2. Ep = m/gh, where m is mass, g is gravitational pull and is height
3. Ep = mgh, where m is mass, g is gravitational pull and is height
4. Ep = gh/m, where m is mass, g is gravitational pull and is height

C

MCQ. A pendulum bob moves at a speed of 2 ms-1 and mass of 0.5 kg, its Ek would be

1. 1 J
2. 0.25 J
3. 0.5 J
4. 2 J

A

MCQ. Mass of a car is 500 kg, which is lifted up by a crane at a height of 200 m, gravity is 10 N kg-1, Ep of car is

1. 1000000 J
2. 10000 J
3. 4 J
4. 25 J

A