B 20 kN 12 kN 3 m A C D 4 m 4 m
Added by Theodore M.
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Start by analyzing joint A. Since there are only two forces acting on this joint (20 kN and 12 kN), the force in member AD can be determined by taking the horizontal and vertical equilibrium of forces at joint A. Horizontal equilibrium: Force in AD = 0 Vertical Show more…
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