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A body of mass m tied to a string is mov...

A body of mass m tied to a string is moved in a vertical circle of radius r. The difference in tensions at the lowest point and the highest point is 

A

2mg

B

6mg

C

4mg

D

8mg

Text Solution

Verified by Experts

The correct Answer is:
B
`T_L - T_H = 6mg`.
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