GATE XE 2018 XE-D Q2: Mechanics of deformable bodies

A steel rod is fixed at one end and free at the other end. The coefficient of thermal expansion of the steel is

, and modulus of elasticity is

. If the temperature of the rod is increased by

then the stress and strain developed in the rod are respectively

Your answerChoose one option.

zero,

, zero

zero, zero

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