Question

A body P moving with a velocity of 20Kms−120Kms−1 collides with another body of Q of the same mass at rest. After collision the velocity of Q if P comes to rest after collision is

(A)10Kms−110Kms−1

(B)20Kms−120Kms−1

(C)30Kms−130Kms−1

(D)5Km


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Answer 1

Explanation:

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