All quizzes

Guest practice

Chapter 6: Work and Energy

Questions
27
Answered
0
Time left
--:--
Guest mode: this attempt shows an instant score but is not saved. Sign up or log in before playing to store results.
Quiz progress 0% complete
1

What is meant by work done in physics?

2

Which formula represents work done?

3

If force is applied but no displacement occurs, the work done is:

4

The SI unit of work is:

5

Energy is defined as:

6

Which of the following is a form of energy?

7

Energy possessed by a moving object is called:

8

Kinetic energy depends on:

9

Which object has maximum kinetic energy?

10

Energy stored due to height is called:

11

Gravitational potential energy depends on:

12

Which unit is used for energy?

13

When a body falls freely, its potential energy is converted into:

14

Which law states that energy cannot be created or destroyed?

15

According to conservation of energy, total energy remains:

16

A machine that works without energy loss is called:

17

Perpetual motion machines are impossible because they violate:

18

Which of the following is a renewable energy source?

19

Which energy source is non-renewable?

20

Energy obtained from flowing water is called:

21

Which energy source causes air pollution?

22

Power is defined as:

23

The SI unit of power is:

24

If more work is done in less time, power will be:

25

Efficiency of a machine is always:

26

Efficiency is the ratio of:

27

Energy losses mainly occur due to:

Exit quiz