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Two bodies of masses m and 4 m are attac...

Two bodies of masses m and 4 m are attached with string as shown in the figure. The body of mass `m` hanging from a string of length `l` is executing oscillations of angular amplitude `theta_(0)` while the other body is at rest. The minimum coefficient of friction between the mass `4m` and the horizontal surface should be

A

`((2-cos theta_(0))/(3))`

B

`2cos^(2)((theta_(0))/(2))`

C

`((1-cos theta_(0))/(2))`

D

`((3-2cos theta_(0))/(4))`

Text Solution

Verified by Experts

The correct Answer is:
D
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