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Find the energy possessed by an object of mass 10 kg when it is at a height of 6m above the ground

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MODERN PUBLICATION-WORK AND ENERGY-EXERCISE
  1. An object of mass 15 kg moving with a uniform velocity of 4ms^-1. What...

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  2. What is the work to be done to increase the velocity of a car form 30 ...

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  3. Find the energy possessed by an object of mass 10 kg when it is at a h...

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  4. A boy of mass 50 kg runs up a staricase of 45 steps in 9 s. If the hei...

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  5. An electric bulb of 60 W is used for 6 hours per day. Calculate the un...

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  6. A ball is dropped a height h. The velocity of the ball when it reaches...

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  7. When a body falls freely towards the earth, then its total energy.

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  8. A car is accelerated on a levelled road and attains a velocity 4 times...

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  9. In case of negative work the angle between the force and displacement ...

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  10. A girl is carrying a school bag of 3 kg mass on her back and moves 200...

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  11. Which one of the following is not the unit of energy?

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  12. The work done on a object does not depend upon the

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  13. Water stored in a dam possesses

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  14. A body is falling from a height h. After it has fallen a height h/2, i...

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  15. Two electrodes are maintaned at a potential difference of 100 V. An e...

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  16. A car with K.E. 100 J is moving on a horizontal road. Now 200 J work i...

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  17. Two bodies with kinetic energy in the ratio of 4:1 are moving with equ...

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  18. A certain household has consumed 250 units of electric energy during a...

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  19. If mass is doubled and velocity is halved then new kinetic energy is

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  20. When the force retards the motion of the body, the work done is :

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