Physics, asked by locomaniac, 1 year ago

Solve this easy physics question...!!

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Answered by starkno1

1

The answer is 2 l. Because it is given that
the length of the 1st wire is l and its radius is r and the length of the 2nd wire is 2l and radius of the 2nd wire is 2r. So, if the length increased in 1st wire is l , then the length increased in the 2nd wire will be 2 l.

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