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Heer Natt
Asked: 2022-11-07T05:39:07+05:30 In:

A body of mass ‘M’ collides against a wall with a velocity v and retraces its path with the same speed. The change in momentum is (take initial direction of velocity as positive)
A. zero
B. 2Mv
C. Mv
D. `-2Mv`

A body of mass ‘M’ collides against a wall with a velocity v and retraces its path with the same speed. The change in momentum is (take initial direction of velocity as positive)
A. zero
B. 2Mv
C. Mv
D. `-2Mv`
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  1. Correct Answer – D

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