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Two wires of the same material (Young's ...

Two wires of the same material (Young's modulus=Y) and same length L but radii R and 2R respectively are joined end to end and a weight w is suspended from the combination as shown in the figure. The elastic potential energy in the system is

A

`(3w^2L)/(4pi R^2Y)`

B

`(3w^2L)/(8pi R^2Y)`

C

`(5w^2L)/(8pi R^2Y)`

D

`(w^2L)/(pi R^2Y)`

Text Solution

Verified by Experts

The correct Answer is:
C
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