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A body of mass 3 kg is moving along a st...

A body of mass 3 kg is moving along a straight line with a velocity of `24 ms^(-1)`. When it is at a point ‘P’ a force of 9 N acts on the body in a direction opposite to its motion. The time after which it will be at 'P' again is,

A

8s

B

16s

C

12s

D

24s

Text Solution

Verified by Experts

The correct Answer is:
B
When it reaches the point .P. again S = 0,
Using `a=(F)/(m), S=ut+(1)/(2)at^(2)`
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