Draw the influence line for the moment at B. What is the line’s minimum value? Let L1 = 6 m and L2 = 4 m.

The beam is fixed at wall B. Determine the reaction moment MB at point B. Let L = 30 ft, M = 950 lb·ft, P = 850 lb and w0 = 225 lb/ft.

Determine the beam deflection at point H. Assume that EI = 4.91 × 1010 kN-mm2 is constant.

The truss is pin supported at A and rocker supported at E. Assume all members are pin connected. Determine the magnitude of the force in member EF. Let F1 = 250 lb, F2 = 600 lb, and L = 5 ft.

Assuming that the live loads are transmitted to the bottom chords of the truss, draw the influence line for the force in member BC. What is the line’s minimum value? Let L = 16 ft.

The beam is fixed at wall B. Determine the vertical reaction force By at point B. Let L = 30 ft, M = 950 lb·ft, P = 725 lb and w0 = 250 lb/ft.

The roof truss is pin supported at A and roller supported at E. Determine the magnitude of the force in member CD. Let F1 = 5 kN and F2 = 5 kN.

Draw the influence line for the moment at B. What is the line’s maximum value? Let L1 = 3 m and L2 = 11 m.

Determine the vertical displacement of joint B. Assume A = 2 in.2 and E = 29,000 ksi for each member. Let P = 590 lb and L = 8 ft.

The truss is pin supported at A and rocker supported at E. Assume all members are pin connected. Determine the magnitude of the force in member CD. Let F1 = 350 lb, F2 = 900 lb, and L = 5 ft.