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Chandani • 9.55K Points
Tutor III Physics
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(A) it stops and comes to rest
(B) it keeps on moving with the same velocity
(C) it starts moving with half of its initial velocity
(D) it rebounds with the same velocity
Correct Answer - Option(B)
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Explanation by: Chandani
The heavy body keeps on moving with the same velocity when it undergoes an elastic collision in one dimension with a very light body at rest. Note: the body at rest starts moving with double the initial velocity of the heavy body.

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