A circular rod of length L and area of crosssection A has a modulus of elasticity E and coefficient of thermal expansion . One end of the rod is fixed and other end is free. If the temperature of the rod is increased by T, then

stress developed in the rod is E T and strain developed in the rod is zero

stress developed in the rod is E T and strain developed in the rod is a T

both stress and strain developed in the rod are zero

stress developed in the rod is zero and strain developed in the rod is T

A circular rod of length L and area of crosssection A has a modulus of

1.	A circular rod of length L and area of crosssection A has a modulus of elasticity E and coefficient of thermal expansion . One end of the rod is fixed and other end is free. If the temperature of the rod is increased by T, then
A.	stress developed in the rod is E T and strain developed in the rod is a T
B.	both stress and strain developed in the rod are zero
C.	stress developed in the rod is zero and strain developed in the rod is T
D.	stress developed in the rod is E T and strain developed in the rod is zero
Answer» D. stress developed in the rod is E T and strain developed in the rod is zero

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A circular rod of length L and area of crosssection A has a modulus of elasticity E and coefficient of thermal expansion . One end of the rod is fixed and other end is free. If the temperature of the rod is increased by T, then

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