Discussion :: UPSC Civil Service Exam Questions
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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
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B.
tensile in material A and compressive in material B
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C.
compressive in material A and tensile in material B
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D.
compressive in both the materials
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