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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.

If coefficient of friction between the two blocks is equal to `0.4`, then magnitude of initial slope of `p_(1)` versus t and `p_(2)` versus `t` (in SI unit) will be :-

A

4 and 2

B

2 and 4

C

4 and 4

D

2 and 2

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