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When a load W is hung from a wire, it ex...

When a load W is hung from a wire, it extends by `Deltal`. The heat produced in the process is

A

`W xx Deltal`

B

`(1)/(2)Wxx Deltal`

C

`(WxxDeltal)/(4)`

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
B
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