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A sphere can roll on a surface inclined ...

A sphere can roll on a surface inclined at an angle `theta` if the friction coefficient is more than `(2)/(7) g sin theta`. Suppose the friction coefficient is `(1)/(7) g sin theta`, and a sphere is released from rest on the incline,

A

it will stay at rest

B

it wil make pure translation motion

C

it will translate and rotate about the centre

D

the angular momentum of the sphere about its centre will remain constant

Text Solution

Verified by Experts

The correct Answer is:
C
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