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The work done on the object is negative,...

The work done on the object is negative, then the measure of angle between force and displacement would be …………

A

`0^(@)`

B

`45^(@)`

C

`90^(@)`

D

`180^(@)`

Text Solution

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The correct Answer is:
A
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KUMAR PRAKASHAN-WORK AND ENERGY -QUESTION & ANSWER (CHOOSE THE CORRECT OPTION FROM THOSE GIVEN BELOW EACH QUESTION)
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  5. A girl is carrying a school bag of 3 kg mass on her back and moves 200...

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  6. Which of the following is not the unit of energy?

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  7. Work done on an object is not dependent on ………..

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  8. Water stored in the dam ………..

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  9. A body is falling freely from a height h. When it covers distance (h)/...

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  10. A boy lifts a mass of 300g for 1.2 second at height of 4m. What would ...

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  12. What is necessary for work to be done? Choose the correct statement....

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  13. A body of mass 10kg performs motion along a circle of radius 5m with s...

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  14. Which one among kinetic energy, potential energy and mechanical energy...

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  15. Work done on a body is equal to change in its………….

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  16. Mass of a man is 60kg. He climbs up 20m height with a bucket having wa...

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  17. A box of 20kg mass is pulled by force F with constant velocity on a ho...

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  18. Masses of two bodies are 1kg and 4kg respectively. If their kinetic en...

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  19. Engine of a car of mass 1500kg, keeps car moving with constant velocit...

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  20. Height of water dam in hydroelectric power station is 20m. How much wa...

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