Question: Fig. 3 Q 4 . A machine part is subjected to completely reversed bending stresses in the following manner. What will be the life of

Fig.

3

4 .

A machine part is subjected to completely reversed bending stresses in the following manner. What will be the life of the component and determine how many cycles of operation can be expected at the

+ - 225

MPa stress level? For the part,

S_{u r} = 530

MPa, and has a fully corrected endurance strength of

210

MPa

.

Fig.

4

Fig. 3 Q 4 . A machine part is subjected to

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