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A 20 mm-diameter shaft is subjected to a completely reversing load shown. Determine the number of cycles for a fatigue failure. The beam shown

A 20 mm-diameter shaft is subjected to a completely reversing load shown. Determine the number of cycles for a fatigue failure. The beam shown is made of steel (S. =395 MPa, Sy =295MPa, E=200Gpa, G = 11.9GPa). Neglect k, and k [Show all your work] P(N) 800 l=1.25m 500 t

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