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Poisson's ratio of a material is 0.5 percentage change in its length is 0.04% . What is change in percentageof diameter?

Answer»

`0.04%`
`0.03%`
`0.02%`
`0.01%`

SOLUTION :`a=0.5`
`THEREFORE (L)/(L) =0.04%`
`SIGMA =(d//D)/(l//L)`
`therefore (d)/(D) = s XX (l)/(L) = 0.5 xx 0.04 =0.020%`


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