• Determine the normal force, shear force, and moment at a section passing through point C. Assume the support at A can be approximated by a pin and B as a roller. Units used: kip = 103 lb Given: F1 = 10 kip a = 6 ft F2 = 8 kip b = 12 ft w = 0.8kip/ftc = 12 ft d = 6 ft