Section: Solid Mechanics | Marks: 1
A steel rod is fixed at one end and free at the other end. The coefficient of thermal expansion of the steel is α, and modulus of elasticity is E. If the temperature of the rod is increased by ∆ܶ then the stress and strain developed in the rod are respectively
- A. zero, α∆ܶ
- B. Eα∆ܶ, α∆ܶ
- C. Eα∆ܶ, zero
- D. zero, zero
Answer: A. zero, α∆ܶ