A cylindrical rod of steel ( GPa, psi) having a yield strength of 310 MPa (45,000 psi) is to be subjected to a load of 11,100 N (2500 lb ). If the…

A cylindrical rod of steel ( GPa,psi) having a yield strength of 310 MPa(45,000 psi) is to be subjected to a load of11,100 N (2500 lb ). If the length of the rod is500 mm (20.0 in.), what must be the diameterto allow an elongation of 0.38 mm (0.015 in.)?