A ductile material having an endurance limit of 196 N/mm2 and the yield point at 294 N/mm² is stressed under variable load. The maximum and minimum stresses are 147 N/mm2 and 49 N/mm The fatigue stress concentration factor is 1.32 The available factor of safety for this loading is (a) 3.0 (c) 1.33 (b) 1.5 (d) 4.0

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A ductile material having an endurance limit of
196 N/mm2 and the yield point at 294 N/mm2 is
stressed under variable load. The maximum and
minimum stresses are 147 N/mm2 and 49 N/mm2.
The fatigue stress concentration factor is 1.32. The
available factor of safety for this loading is
(a) 3.0
(c) 1.33
(b) 1.5
(d) 4.0
Transcribed Image Text:A ductile material having an endurance limit of 196 N/mm2 and the yield point at 294 N/mm2 is stressed under variable load. The maximum and minimum stresses are 147 N/mm2 and 49 N/mm2. The fatigue stress concentration factor is 1.32. The available factor of safety for this loading is (a) 3.0 (c) 1.33 (b) 1.5 (d) 4.0
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