When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is

When a material is subjected to fatigue loading, the ratio of the end

1.	When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is
A.	0.20
B.	0.35
C.	0.50
D.	0.65
Answer» D. 0.65

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When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is

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