Multiple Choice Questions and Answers (MCQs) on work and energy quiz answers PDF, physics test 13 for online degree courses. Practice "Potential Energy" MCQs, work and energy quiz questions and answers for online school and college. Learn kinetic energy, work and energy, physics learning, physics: efficiency, interconversion of energy test prep for online secondary school.

"If a stone of mass 500 g strikes the ground with velocity of 20 ms-1 then kinetic energy at that point is" Multiple Choice Questions (MCQ) on work and energy with choices 40 j, 10 j, 75 j, and 100 j for online school and college. Free physics study guide for online learning potential energy quiz questions for online degree programs.

MCQ: If a stone of mass 500 g strikes the ground with velocity of 20 ms-1 then kinetic energy at that point is

1. 10 J
2. 40 J
3. 75 J
4. 100 J

D

MCQ: The capacity of a body to do work is called

1. energy
3. kinetic energy
4. potential energy

A

MCQ: The relation between mass ‘m’, speed of light ‘c’ and energy ‘E’ can be written as

1. E = m + c
2. E = m - c
3. E = m c²
4. E = m c

C

MCQ: If some energy given to a system, then energy in the required form obtained is always

1. less than the given energy
2. equal to the given energy
3. greater than the given energy
4. none of above

A

MCQ: In the process of rubbing hands, mechanical energy is converted into

1. sound energy
2. electrical energy
3. thermal energy
4. heat energy

D