Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 19 (Q.No. 3)
3.
If a composite bar of steel and copper is heated, then the copper bar will be subjected to
Discussion:
2 comments Page 1 of 1.
Umesh H A said:
7 years ago
Copper having more coefficient of thermal expansion than steel. It tries to deform faster then steel. But it's expansion is restricted by a steel. Hence copper undergoes compression, instead of tension.
Karthik said:
5 years ago
Well said @Umesh.
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