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When a body falls on the ground from a h...

When a body falls on the ground from a height ,it becomes slightly warm-why ?

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The correct Answer is:
kinetic energy changes to heat energy
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CHHAYA PUBLICATION-WORK AND ENERGY-EXERCISE (Very short Answer Type Questions)
  1. A force vecF =(5hati+3hatj+2hatk)N acts on a particle , and the partic...

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  2. How many jouls are in 1 MeV ?

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  3. What is the unit of energy ?

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  4. Does the kinetic energy of a ball, thrown inside a moving train, depe...

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  5. Which type of energy is lost in doing work against friction ?

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  6. A small car and a lorry are moving with the same kinetic energy . Bra...

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  7. When a body falls on the ground from a height ,it becomes slightly war...

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  8. Is the resistance due to air a conservative force ?

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  9. What happens to internal energy , when temperature of body increases ?

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  10. What type of energy is stored in the spring of a watch ?

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  11. Kinetic energies of a heavy and a light object are the same. Momentum ...

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  12. Momenta of a light and a heavy body are the same .Which body has great...

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  13. If E is the kinetic energy of a body of mass m, what will be its momen...

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  14. An object breakes up into two masses m1 and m2 due to explosion. The ...

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  15. What is the loss of KE of a freely falling body of mass m , during th...

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  16. The increase in momentum of a body is 100% . What will be the increa...

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  17. The increase in kinetic energy of a body is 69% . What will be the inc...

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  18. Which physical quantity in conserved during both the elastic and inela...

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  19. Two objects coalesce after a collision with each other. What is the co...

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  20. Coefficient of restitution between a ball and a horizontal floor is e=...

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