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

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1.	A steel bar of 5 mm is heated from 15° C 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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