Q. The unit of strain is

तनाव की इकाई है

A

N/m²
एन/एम²

B

N
एन

C

m
एम

D

It has no unit
इसकी कोई इकाई नहीं है

Explanation

Strain = change in length / original length
Since both are lengths, strain is dimensionless, hence no unit.

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