Physics, asked by sudhamaduri3625, 1 year ago

A wire of length l and cross-sectional area a is stretched an amount δl by a force f. The strain is

Answers

Answered by thewordlycreature
0

Strain is change in length by actual length. So here the initial length is l, final length is increased by dl. So

Strain = dl/l

Strain is a dimensionless quantity. It has no unit. It is a pure ratio.

This is the answer to the given question. Remember always, strain is dimensionless.

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