(a) Determine the maximum bending stress and shear stress for the beam shown made of the standard cross section C 10 × 20. (b) Determine the bending and shear stresses at a point 5 ft from the fixed end and 2 inches from the top surface. 10 kip 8 kip 2 kip/ft 40 kip-ft -x 6 ft 4 ft.