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Name the term used for the sum of kineti...

Name the term used for the sum of kinetic energy and potential energy of a body.

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  7. A car is moving with a speed of 54 km//h. What will be the kinetic ene...

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  8. 1 Joule of energy is used for one heart beat. Calculate the power of t...

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  9. State the relation between commercial unit of energy and joules.

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  10. How much work is done on a body of mass 1 kg whirling on a circular pa...

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  11. What is the SI unit of power ?

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  12. A ball is thrown vertically upwards. Its velocity keeps on decreasing....

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  13. If the heart works 60 joules in one minute, what is its power ?

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  14. Name the term used for the sum of kinetic energy and potential energy ...

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  15. How many joules are present in 1 kilowatt hour?

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  16. What should be the change in velocity of a body required to increase i...

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  17. Under what conditions the work done by a force is zero in spite of dis...

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  18. What is the power of a machine which does 2000 joules of work in 10 se...

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  19. What is the SI unit of kinetic energy ?

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  20. Waterflows down the mountains to the plains. What happens to the poten...

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