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A metal ring of initial radius r and cro...

A metal ring of initial radius r and cross-sectional area A is fitted onto a wooden disc of radius R > r. If Youngs modules of metal is Y then tension in the ring is

A

`(AYR)/(r )`

B

`(AY(R - r))/(r )`

C

`(Y(R - r))/(Ar)`

D

`(YR)/(AR)`

Text Solution

Verified by Experts

The correct Answer is:
B
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