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  • If the length of the wire is increased by 2% by applying a load of 2.5 kg-wt, then the linear strain produced in the wire will be:Option: 1 0.02<

If the length of the wire is increased by 2% by applying a load of 2.5 kg-wt, then the linear strain produced in the wire will be:

Option: 1

0.02


Option: 2

0.04


Option: 3

0.07


Option: 4

0.08


Answers (1)

best_answer

The percentage change in the length of the wire

            = \frac{\Delta l}{l} * 100%

Given:

\frac{\Delta l}{l} * 100 = 2%

\implies \frac{\Delta l}{l} = \frac{2}{100} = 0.02

Posted by

Pankaj

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