Q3\ The cantilevered bar shown in the fig. made from steel Cold-drawn with (Sy 280 MPa) and is loaded by the forces F=0.55 kN, P = 8 kN, and T = 30)N.m, Preiciple stress in z axis is -20Mpa. Compute the factor of safety, based upon the distortion-energy theory, for stress elements at A. DO