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For a wire, the longitudinal strain is 2...

For a wire, the longitudinal strain is `20xx10^(-3)` and the lateral strain is `5xx10^(-3)`, then the Poisson's ratio of its material is

A

0.25

B

0.2

C

0.15

D

0.01

Text Solution

Verified by Experts

The correct Answer is:
A
`sigma = (5 xx 10^(-3))/(20 xx 10^(-3)) = 0.25`
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