24: A circular cross section area of steel shaft is subjected to a bending moment of 312 Marks kNm and a torque of 10kNm; by using the following information: > Ultimate tensile stress of 650MPa d > Ultimate shear stress of 450MPa and; d1 > F.o.S is 6 ; Design: i. The required diameter for a solid shaft and; do. ii. Based on your design; what would be required to design a hollow shaft in the case of torsional torque? d)