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Which of the following statements is tru...

Which of the following statements is true ?

A

In elastic collisions, the momentum is conserved but not in inelastic collisions

B

Both kinetic energy and momentum are conserved in elastic as well as inelastic collisions

C

Total kinetic energy is not conserved but momentum is conserved in inelastic collisions

D

Total kinetic energy is conserved in elastic collisions but momentum is not conserved in elastic collisions

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The correct Answer is:
C
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ERRORLESS -WORK , ENERGY , POWER AND COLLISION-Ordinary Thinking (Objective Questions) (Elastic and Inelastic Collision)
  1. A body of mass M(1) collides elastically with another mass M(2) at res...

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  2. A body of mass 2 kg makes an elastic head - on collision another body ...

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  3. In the elastic collision of objects

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  4. Two particles having position verctors vecr(1)=(3hati+5hatj) metres an...

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  5. A neutron makes a head-on elastic collision with a stationary deuteron...

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  6. A body of mass m is at rest. Another body of same mass moving with vel...

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  7. A body of mass M moves with velocity v and collides elasticity with an...

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  8. Four smooth steel balls of equal mass at rest are free to move along a...

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  9. A space craft of mass .M. and moving with velocity .v. suddenly breaks...

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  10. Two masses m(A) and m(B) moving with velocities v(A) and v(B) in oppos...

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  11. A ball is allowed to fall from a height of 10m . If there is 40% loss ...

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  12. Which of the following statements is true ?

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  13. A tennis ball dropped from a height of 2 m rebounds only 1.5 metre aft...

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  14. A body of mass m moving with velocity v makes a head-on collision with...

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  15. The quantities remaining constant in colision are

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  16. A ball is dropped from a height of 100 m. At the surface of the earth,...

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  17. A ball is projected vertically down with an initial velocity from a h...

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  18. A tennis ball is released from height h above ground level. If the bal...

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  19. A mass .m. moves with a velocity .v. and collides inelastically with a...

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  20. A sphere collides with another sphere of identical mass. After collisi...

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