ECAT Physics Work and Energy Test Online

Physics Work and Energy MCQS Online Test

ECAT Physics Work and Energy Chapter Online Test

Total Questions: 65
Time Allowed: 40 Minutes
Total Marks: 65
How to Attempt Test: Please choose the right Option in MCQ-type question.
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ECAT Physics Work and Energy Test Online 

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Physics

1. A bullet is shot from a rifle. As a result the rifle recoils. The kinetic energy of rifle as compared to that of bullet is

2. Power is a measure of the

3. The type of energy possessed by a simple pendulum, when it is at the mean position is

4. A man pushes a wall but fails to displace it. He does:

5. If a body a mass of 2 kg is raised vertically through 2m, then the work done will be

6. The K.E of a light and a heavy object is same. Which object has maximum momentum?

7. The field, in which is the work done is independent of the path followed, is called

8. A container with a mass of 5 kg is lifted to a height of 8 m. How much work is done by the external force?

9. Which form of energy does the flowing water possess?

10. The P.E. of a body at a certain height is 200 J. The kinetic energy possessed by it when it just touches the surface of the earth is:

11. The work done in taking a particle from the floor to a table depends on

12. An average energy used by the car from petrol in its life time

13. The escape velocity of moon in Kms¯¹ is

14. A meteor of mass m enters the Earth’s atmosphere at an angle θ to the horizontal with an initial velocity v. Which of the following is true about vertical component of its velocity?

15. Name the physical quantity which is equal to the product of force and velocity.

16. A 1 kg mass has a kinetic energy of 1 joule when its speed is

17. When a force is parallel to the direction of motion of the body. Then work done on the body is

18. Two objects of masses 1 x 10¯³ kg and 4 x 10¯³ kg have equal momentum. What is the ratio of their kinetic energies?

19. A machine does 2500 J of work in 1 min. What is the power developed by the machine?

20. A spacecraft moves around Earth in a circular orbit with a constant radius. How much work is done by the gravitational force on the spacecraft during one revolution?

21. The Escape velocity of Saturn in Kms¯¹

22. Kilowatt-hour commercially used to measure the consumption of

23. The atmosphere is held to the earth by

24. Which of the following is conservative field?

25. A truck driver is typing to push a loaded truck with an applied force. Unfortunately, his attempt was unsuccessful the truck stays stationary no matter how hard the driver pushes. How much work is done by the driver?


 

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11 Comments

  1. i am not agree with the answer of q no 10 and pls any one tell me the lojic of q no 14 it will so kind of u dear friend

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