The floor of an apartment building is subjected to a uniformly distributed load of 49.7 psf over its surface area. Determine the axial load acting on column A.

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 = 16 kN, P2 = 32 kN, L1 = 8.5 m, L2 = 5.8 m, and L3 = 6.6 m.

Use the portal method to determine the magnitude of the approximate axial force in girder GH. Let P1 = 13.3 kN, P2 = 37.0 kN, L1 = 10 m, L2 = 5 m, and L3 = 6 m.

Determine the distribution factor DFEC. Let P1 = 20 kips, P2 = 17 kips, L1 = 18 ft, L2 = 10 ft, and L3 = 14 ft. Assume EI = constant.

Determine the vertical reaction force at A. Let w = 35.8 kN/m, a = 4 m, and b = 9 m.

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 = 14 kN.

Using the slope-deflection equations below, determine the beam slope at C. Let P1 = 20 kips, P2 = 12 kips, L1 = 17 ft, L2 = 9 ft, and L3 = 13 ft. Assume EI = constant.MAC = EIθC / 13 + 40.74MCA = EIθC / 6.5 + –76.95MCE = EIθC / 6.5 + 39MEC = EIθC / 13 + –39

Use the portal method to determine the magnitude of the approximate shear in column DH. Let P1 = 30 kN, P2 = 36 kN, L1 = 8 m, L2 = 6 m, L3 = 7 m, and L4 = 4 m.

Use the portal method to determine the magnitude of the approximate shear in column BE. Let P1 = 12 kN, P2 = 32 kN, L1 = 9 m, L2 = 5 m, and L3 = 6 m.

Determine the vertical reaction force at A. Let M = 60 kN·m, w = 25 kN/m, P = 160 kN, a = 4 m, b = 7 m, and c = 4 m.