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A block of mass m is placed on a wedge o...

A block of mass m is placed on a wedge of mass M. Coefficient of friction between them is `mu gt cot theta.` The minimum acceleration of the wedge at which block appears stationary relative to wedge is

A

`(g (sin theta- mu cos theta))/( cos theta + mu sin theta)`

B

`(g (sin theta + mu cos theta))/(cos theta - mu sin theta)`

C

`(g(cos theta + mu sin theta ))/(sin theta - mu cos theta )`

D

`g (sin theta + mu cos theta )`

Text Solution

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The correct Answer is:
A
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