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A sphere is rotatiing between a a rough ...

A sphere is rotatiing between a a rough wall and a smooth wedge as shown in figure If `mu` is the cofficent of frication between wall and sphere then normal reation between wall and sphere will

A

increase if `mu` increases

B

decreases if `mu` increases

C

increases if `theta` increases

D

decreses if `theta` increases

Text Solution

Verified by Experts

The correct Answer is:
b.c
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