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Comprehension # 6 A 1 kg block is give...

Comprehension # 6
A `1 kg` block is given a velocity of `15 m//s` towards right over a very long rough plank of mass `2 kg` as shown in figure.

The correct graph showing linear momentum of `1 kg` (i.e. `p_(1)` ) and of `2 kg` (i.e. `p_(2)` ) versus time is :

A

B

C

D

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