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When a ball hits a floor and rebounds af...

When a ball hits a floor and rebounds after an inelastic collision,

A

the momentum of the ball just before collision is equal to its momentum just after collision

B

the total mechanical energy of the ball just before collision is equal to its total mehanical energy after collision

C

the total momentum of the ball and earth is conserved

D

all the above are true

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-WORK POWER ENERGY-EXERCISE - 1A
  1. . A bullet hits a block at rest on a frictionless horizontal surface a...

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  2. Coefficient of restitution depends upon

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  3. When a ball hits a floor and rebounds after an inelastic collision,

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  4. If the coefficient of restitution is 0.5, the collision is

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  5. Two particles of different masses collide head on. Then for the system

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  6. A particle moving with certain velocity collides elastically with anot...

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  7. Two bodies of equal masses moving mutually at right angles to each oth...

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  8. During the collision a relatively large force acts on each colliding p...

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  9. Choose the wrong statement

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  10. Which of the following is an example of completely inelastic collision

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  11. . During head on elastic collision, two bodies of masses m(1) and m(2)...

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  12. A body collides head on and elastically with another identical body at...

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  13. A lighter body collides head - on and elastically with heavier body at...

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  14. Two spheres of equal mass collide with the collision being absolutely ...

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  15. Two particles are seen to collide and move jointly together after the ...

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  16. If the kinetic energy of a body becomes four times of its initial valu...

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  17. If mass of an atom is M and it is moving with speed v, what be its spe...

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  18. A body of mass M moving with velocity V explodes into two equal parts....

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  19. Maximum energy transfer for an elastic collision will occur if one bod...

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  20. Energy required to break one bond in DNA is approximately

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