Use the portal method to determine the magnitude of the approximate shear in column CF. Let P1 = 12 kN, P2 = 44 kN, L1 = 8 m, L2 = 5 m, and L3 = 6 m.

Determine the magnitude of the bending moment at B. Let w = 1.0 kip/ft and L = 30 ft. Assume EI = constant.

Determine the magnitude of the bending moment at A. Let w = 1.3 kip/ft, L1 = 21 ft, and L2 = 31 ft. Assume EI = constant.

Determine the magnitude of the approximate bending moment at D in girder DE. Let w1 = 20 kN/m, w2 = 36 kN/m, L1 = 8 m, L2 = 5 m, and L3 = 7 m.

Use Robot to determine the magnitude of the axial force in column FI. Assume each member is a steel W16x40, but delete the self-weight of the members. Let P1 = 14.0 kN, P2 = 35.0 kN, L1 = 10 m, L2 = 5 m, and L3 = 6 m.

Identify the moment equation that corresponds to MBC. Let w = 2.9 kip/ft, L1 = 20 ft, and L2 = 16 ft. Assume EI = constant.

Using the method of consistent deformations, determine the magnitude of the reaction at C. Let w = 18 kN/m and L = 9 m.

The applied end moment is M = (4EI/L)θ if the far end of the member is _______.

Determine the deflection at B that would be caused by the concentrated moment if the middle support was not there. Let M = 12,000 lb·in., a = 73.90 in., b = 54.10 in., and EI = 118 × 106 lb·in.2. Note that b = (a + b).

Use Robot to determine the force in member AD. Use a consistent material and cross section for the truss members. Delete the self-weight of the members. Let P = 10 kN, L1 = 6 m, and L2 = 3 m.