Energy Sources and Transfer of Energy – Online MCQs Test – Physics 9th

1. A body of mass 1kg is lifted through a height of 1m. The energy possessed in the body will be _________. (consider g = 10ms^-2)

2. Wood, organic material, garbage and sugarcane are sources of:

3. If force of 6N displaces an object 2m in the direction of force, then work done will be __________.

4. Water stored in a dam is an example of:

5. 1 hp = __________

6. This kind of energy is stored in the Earth as its natural heat.

7. When a force makes something move, in Physics, it is called:

8. Work done per unit time is called __________.

9. Fossil fuels have stored:

10. 1 joule = ________

11. If a body of mass 1 kg is moving with velocity of 1m/sec then K.E of the body will be ____________.

12. Mathematically, kinetic energy is represented by:

13. The rate of doing work is known as:

14. The S.I unit of energy is:

15. If a machine performs 20J of work in 10sec then its power is ____________.

16. Power is a:

17. Unit of power is:

18. Coal, gas and oil are all examples of _________.

19. ____________ is not a renewable source of energy.

20. The energy that a body possesses by virtue of its position, shape or state of a system is known as: