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Using the slope-deflection equations below, determine the beam slope at C. Let P1 = 17 kips, P2 = 15 kips, L1 = 16 ft, L2 = 8 ft, and L3 = 12 ft. Assume EI = constant.MAC = EIθC / 12 + 30.22MCA = EIθC / 6 + –60.44MCE = EIθC / 6 + 45MEC = EIθC / 12 + –45

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 = 25.0 kN, P2 = 45.0 kN, L1 = 10 m, L2 = 5 m, and L3 = 7 m.

Use the cantilever method to determine the magnitude of the approximate axial force in column AD. Let P1 = 14.7 kN, P2 = 46.3 kN, L1 = 8 m, and L2 = 6 m.

Determine the horizontal distance from column ADG to the centroid of the columns. Assume all of the columns have the same cross sectional area. Let P1 = 20 kN, P2 = 44 kN, L1 = 8.3 m, L2 = 6.2 m, and L3 = 6.6 m.

Use the portal method to determine the magnitude of the approximate axial force in column FI. Let P1 = 28.8 kN, P2 = 46.8 kN, L1 = 8 m, L2 = 7 m, and L3 = 6 m.

Determine the magnitude of the approximate bending moment at E in girder DE. Let w1 = 20 kN/m, w2 = 40 kN/m, L1 = 10 m, L2 = 5 m, and L3 = 7 m.

Determine the magnitude of the bending moment at B. Let w = 1.1 kip/ft and L = 26 ft. Assume EI = constant.

Use Robot to determine the magnitude of the beam deflection at A for a steel W16x40 beam. Include the self-weight of the beam. Let w = 4.2 kips/ft, P = 40 kips, L1 = 9 ft, and L2 = 13 ft.

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Use Robot to determine the magnitude of the vertical reaction force at A. Let w = 25 kN/m, and L = 8 m. Delete the self-weight of the beam.