A rod of length f coefficient of thermal expansion a is heated by a temperature difference AT It was constrained between two

Question

A rod of length f coefficient of thermal expansion a is heated by a temperature difference AT It was constrained between two walls at a distance As a result it bends to form a circular arc The radius of arc is 1 2 3 C 20AT 6cAT 2 5 AT 112 RO R

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