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A block of mass m is at rest on wedge as...

A block of mass m is at rest on wedge as shown in figure. Let N be the normal reaction between two and f the force of friction, then choose the wrong option.

A

`N=mg cos theta`

B

`N cos theta +f sin theta =mg`

C

`N sin theta =f cos theta`

D

None of these

Text Solution

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The correct Answer is:
D
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