Shown below is an 8m long beam simply supported at A and C and carrying the following loads - uniformly distributed load of 25kN/m between A and B, uniformly distributed load of 30kN/m between B and C, and a point load of 20kN at B. a) Calculate the vertical reactions at A and C. b) Calculate the shear forces at A, B and C and draw the shear force diagram. 5 marks 8 marks c) Determine the position and magnitude of the maximum bending moment and sketch the shape of the bending moment diagram. PL = 20 kN 25 kN/m 30 kN/m A C B 3m 5m 7 marks