For the significant reduction in the rod diameter or the commercial a – McqOptions

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1.	For the significant reduction in the rod diameter or the commercial application reduction, the nature of longitudinal stress on the surface is __________ and _________ in the center axis.
A.	compressive, tensile
B.	tensile, compressive
C.	zero, tensile
D.	compressive, compressive
Answer» C. zero, tensile

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