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A uniform thin ring of radius R and mass...

A uniform thin ring of radius R and mass m suspended in a vertical plane from a point in its circumference. Its time period of oscillation is

A

`2pi sqrt(r/g)`

B

2pi sqrt((5 R)/(3 g))`

C

`2pi sqrt ((7 R)/(5 g))`

D

`2pi sqrt((2 R)/(5 g))`

Text Solution

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The correct Answer is:
C
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