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A particle moving with kinetic energy=3 ...

A particle moving with kinetic energy=3 J makes an elastic head-on collision with a stationary particle which has twice its mass. During the impact:

A

The minimum kinetic energy of the system is 1 joule

B

The maximum elastic potential energy of the system is 2 joule.

C

Momentum and total kinetic energy of the system are conserved at every instant.

D

The ratio of kinetic energy to potential energy of the system first decreases and then increases.

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A, B, D
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