Question

A tungston wire of length 20cm is stretched by 0.1cm. Find the Strain in the wire.
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Answer 1

strain is given as:

strain = natural length/(change in length)

= 20cm/0.1cm

= 200

This would be strain

Answer 2

HLO MATE HERE IS UR ANSWER.

Formula : Strain = e/L;

Given L=20cm , e =0.1cm

therefore Strain = e/ L = 0.1/20 = 0.005.