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A body rests on a rough horizontal plane...

A body rests on a rough horizontal plane. A force is applied to the body directed towards the plane at an angle `theta` with the vertical. The body can be moved along the plane

A

only if `theta` is greater than the angle of friction

B

only if `theta` is lesser than the angle of friction

C

only if `theta` is equal to the angle of friction

D

for all values of `theta`

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The correct Answer is:
A
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