Civil Engineering - UPSC Civil Service Exam Questions - Discussion


A compound bar consisting of material A and B is tightly secured at the ends. The coefficients of thermal expansion of A is more than that of B. When the temperature is increased the stresses induced will be

[A]. tensile in both the materials
[B]. tensile in material A and compressive in material B
[C]. compressive in material A and tensile in material B
[D]. compressive in both the materials

Answer: Option C


No answer description available for this question.

Purushottam Sharma said: (Jun 29, 2018)  
Tightly secured in both ends so that both rod in compressive.

Nancy said: (Jul 1, 2018)  
Yes, both compressive.

Vikash said: (Jul 18, 2018)  
Yes, agree, both in compressive.

Sneha said: (Nov 14, 2018)  
What if the temperature decreases? Please explain.

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