Assignment:
A steel rod AISI 1018 has the rotating bending specimen's endurance limit of 32.2kpsi. How to determine the endurance limit for the part if the Marin modifying factors are: ka=0.887, kb=1, kc=0.889, kd=ke, kf=1?
Provide complete and step by step solution for the question and show calculations and use formulas.