Questions  

A body of mass 'm' slides down a smooth inclined plane having an inclination of 450 with  the horizontal. It takes 2s to reach the bottom. If the body is placed on a similar plane having coefficient friction 0.5, what is the time taken for it to reach the bottom?

Moderate
A

3.725 sec

B

2.650 sec

C

2.828 sec

D

4.135 sec



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