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Question
A metal rod having coefficient of linear expansion (α) and Young’s modulus (Y) is heated to
raise the temperature by ΔΘ. The stress exerted by the rod is _______
A) `(Yα)/(ΔΘ)`
B) `(YΔΘ)/α`
C) YαΔΘ
D) `(αΔΘ)/Y`
Solution
YαΔΘ
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