A rod has Poisson's ratio 0.2. If a rod ...

A rod has Poisson's ratio `0.2`. If a rod suffers a longtudinal strain of `2xx10^(-3)`, then the percentage change in volume is

A

`+0.12`

B

`-0.12`

C

`0.28`

D

`-0.28`

Text Solution

Verified by Experts

The correct Answer is:

A

`(Delta V)/(V) = (1-2sigma) (Delta l)/(l)`

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