A steel bar of 5 mm is heated from 15° to 40°C and it is free to exp – McqOptions

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1.	A steel bar of 5 mm is heated from 15° to 40°C and it is free to expand. The bar will induce ______.
A.	No stress
B.	Shear stress
C.	Tensile stress
D.	Compressive stress
Answer» B. Shear stress

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