9.30 9.32 Ax = 0, Ay = 3M0/(2L), M = Mo/2 clockwise, B = 3Mo/(2L). |Ax = 0, A = 9w0 L/40, M = 7w /120 counterclockwise, By = 11wo L/40. 9.30 The prismatic beam has elastic modulus E and moment of inertia I. Determine the reactions at A and B in terms of the applied couple Mo. L B x