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A block of mass 4 kg is kept over a roug...

A block of mass 4 kg is kept over a rough horizontal surface. The coefficient of friction between the block and the surface is 0.1. At t = 0, 3 m/s )iˆ( velocity is imparted to the block and simultaneously 2N )iˆ ( force starts acting on it. Its displacement in first 5 second is (g = 10 m/s2) -

A

`8 hat i`

B

`-8 hat i`

C

`3 hat i`

D

`- 3 hat i`

Text Solution

Verified by Experts

The correct Answer is:
C
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