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When is work said to be done?...

When is work said to be done?

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Work is done whenever the given conditions are satisfied.
`**` A force acts on the body.
There is a displacement of the body caused by the applied force along the direction of the applied force
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CPC CAMBRIDGE PUBLICATION-WORK AND ENERGY-ADDITIONAL QUESTIONS
  1. When is work said to be done?

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  2. The unit of work is Joule. The other physical quantity that has same u...

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  3. The spring will be a maximum potential energy

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  4. The energy possessed by an oscillating pendulum of a clock is

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  5. The gravitational potential energy of an object is due to

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  6. If the velocity of a body is double its kinetic energy.

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  7. How much till will be required to perform 520 J of work at the rate of...

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  8. If you want to lift the water to damp ahainst the force of gravity wha...

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  9. When a ball is lifted to a height of high h, when it is dropped just b...

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  10. An object of mass 1 kg is raised through a height h. Its potential ene...

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  11. A rocket of mass 3 xx 10^(6) Kg takes off from a launching pad and acq...

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  12. What is the relationship between kinetic energy and work?

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  13. Name the type of energy passed by a raised hammer?

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  14. Define Power ?

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  15. What is a horse power?

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  16. Certain force acting on a 20 kg mass changes its velocity from 5m/s to...

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  17. The magnitude of momentum of a movig object is equal to its kinetic en...

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  18. Fill in the blanks :- If a candle is burnt the chemical energy is tra...

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  19. Fill in the blanks :- The water stored in an overhead tank possesses...

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  20. Fill in the blanks :- Burning match stick can possesses …………..

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  21. Match the following :-

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