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A body is sliding down a rough inclined ...

A body is sliding down a rough inclined plane The coefficient of friction between the body and the plane is `0.5`.The ratio of the net force required for the body to slide down and the normal reaction on the body is `1:2` Then the angle of the inclined plane is

A

`15^(@)`

B

`30^(@)`

C

`45^(@)`

D

`60^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
`F=mg(sin theta-mu_(k)cos theta), N=mg cos theta`
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