A steel rod has a radius 10 mm and a le...

A steel rod has a radius 10 mm and a length of 1.0 m. A force stretches it along its length and produces a strain of `0.32%`. Young's modulus of the steel is `2.0xx10^(11Nm^(-2)`. What is the magnitude of the force stretching the rod?

100.5 kN

201 kN

78 kN

150 kN

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