A shaft is subjected to simultaneous action of a torque T, bending moment M and an axial thrust F. Which one of the following statements is correct for this situation?
(a) One extreme end of the vertical diametric fibre is subjected to maximum compressive stress only
(b) The opposite extreme end of the vertical diametric fiber is subjected to tensile/compressive stress only
(c) Every point on the surface of the shaft is subjected to maximum shear stress only
(d) Axial longitudinal fibre of the shaft is subjected to compressive stress only