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A block of mass m is kept on an inclined...

A block of mass m is kept on an inclined plane is angle inclination `theta ( lt phi),` where `phi= ` angle of friction. Then :

A

`f = mg sin theta `

B

`f = mg sin phi`

C

`R = mg uarr`

D

`mu gt tan theta`

Text Solution

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The correct Answer is:
A, B, C, D
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