The relationship between the alternating stress and mean stress is gi – McqOptions

MCQOPTIONS

1.	The relationship between the alternating stress and mean stress is given by the following equation:σa=σe[1-(σm/σu)x], where σe is the fatigue limit for completely reversed loading.The value of x for Gerber line is equal to _________
A.	1
B.	2
C.	0.5
D.	-1
Answer» C. 0.5

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