The length of a metal is l1, when the tension in it is T1 and is l2 when tension is l2.

+2 votes

asked Mar 29, 2019 in JEE by kratos

The length of a metal is l1, when the tension in it is T1 and is l2 when tension is l2. Find the original length of wire?

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+2 votes

answered Jun 16, 2020 by kratos

Best answer

Let l = original length of material – wire.

A = original length of metal – wire.