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A body of mass 'm' slides down a smooth inclined plane having an inclination of `45^(@)` with the horizontal. It takes 2S to reach the bottom. It the body is placed on a similar plane having coefficient friction 0.5 What is the time taken for it to reach the bottom ?

A

`4 sqrt2` sec

B

4 sec

C

`3 sqrt2` sec

D

2 sec

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The correct Answer is:
A
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AAKASH SERIES-LAWS OF MOTION-PRACTICE EXERCISE
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