Which one of the following statements about Poisson's ratio (\sigma) is INCORRECT?

Correct Answer is : For some substances, value of σ is negative

\sigma is the ratio of lateral strain to longitudinal strain

\sigma has no units and dimensions

Theoretically, \sigma lies between -1 and 1 \/ 2

For some substances, value of \sigma is negative

CUSAT 2022 BTech Solved Paper Shift 4

Question : 52 of 200

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Which one of the following statements about Poisson's ratio (σ) is INCORRECT?

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