When a wire of length 10m is subjected t...

When a wire of length `10m` is subjected to a force of `100N` along its length, the lateral strain produced is `0.01xx10^(-3)`. The poisson's ratio was found to be `0.4`. If area of cross section of wire is `0.25 m^(2)`, its young's modulus is

A

`1.6xx10^(8)Nm^(-2)`

B

`2.5xx10^(10)Nm^(-2)`

C

`1.25xx10^(11)Nm^(-2)`

D

`16xx10^(9)Nm^(-2)`

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The correct Answer is:

A

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