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A sphere of mass M rolls without slippin...

A sphere of mass M rolls without slipping on the inclined plane of inclination `theta`. What should be the minimum coefficient of friction, so that the sphere rolls down without slipping ?

A

`(2)/(5)tan theta`

B

`(2)/(7)tan theta`

C

`(5)/(7) tan theta`

D

`tan theta`

Text Solution

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The correct Answer is:
B
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