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i) Strain is a fundamental behaviour of a material. ii) Strain does not have a unit.

i) Strain is a fundamental behaviour of a material. ii) Strain does not have a unit. Correct Answer Both i and ii ate true but ii is not the correct explanation of i

Strain is measured in a laboratory that is why it is called a fundamental quantity. Also since it is the ratio of the dimension of length to the dimension of length, it is dimensionless.

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