Required information The rotating shaft in the given figure is machined from AISI 1020 CD steel. It is subjected to a force of F= 10 kN. Find the minimum factor of safety for fatigue based on infinite life. Be sure to check for yielding. 25 D.] -35 D. 3 R. -500- -175- -50 D. -25 D. 20 20 -180- -280- What is the factor of safety against fatigue at infinite life? The value of the factor of safety is