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Two wires of same material and same diam...

Two wires of same material and same diameter have lenghts in the ratio `2:5`. They are strechted by same force. The ratio of work done in strechting them is

A

`5:2`

B

`2:5`

C

`1:3`

D

`3:1`

Text Solution

Verified by Experts

The correct Answer is:
B
`E alpha l, E = (1)/(2) (F^(2) l)/(AY)`
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