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A steel rod of cross sectional area 4cm^...

A steel rod of cross sectional area `4cm^2` and length `2m` shrinks by `0.1 cm` as the temperature decreases in night. If the rod is clamped at both ends during the day hours, find the tension developed in it during night hours. Young modulus of steel `=1.9xx10^11 Nm^-2`

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Verified by Experts

The correct Answer is:
`3.8xx10^(4)N`
`3.8xx10^(4)N`
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