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A small body b starts from rest at the h...

A small body b starts from rest at the hightest point A of a large fixed sphere , with centre C ,and slides down with a small but constant speed , then ,the coefficent of friction between B and the sphere ,at any point P on the surface of the sphere such that
`angle ACP=theta,` must be equal to

A

`sin theta`

B

`costheta`

C

`tantheta`

D

`|costheta-sintheta|`

Text Solution

Verified by Experts

The correct Answer is:
C
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