A 4 8-ft sheet of plywood weighing 40 lb has been temporarily propped against column CD
Chapter 4, Problem 4.93(choose chapter or problem)
A 4 8-ft sheet of plywood weighing 40 lb has been temporarily propped against column CD. It rests at A and B on small wooden blocks and against protruding nails. Neglecting friction at all surfaces of contact, determine the reactions at A, B, and C.
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