Question

Two bars one of material A and other of material B of same length are tightly secured between two unyielding walls. Co-efficient of thermal expansion of bar A is more than bar B.When temperature increases the stresses induced are

• A. Tension in both the bars
• B. Tension on bar A and compression on bar B
• C. Tension on bar B and compression on bar A
• D. Compression on both the bars A and B

Answer 1

Answer:

C. Tension on bar B and compression on bar A