Question

PROBLEM 3.74 A piece of plywood in which several holes are being drilled successively has been secured to a workbench by means of two nails. Knowing that the drill exerts

a 12-N-m couple on the piece of plywood, determine the magnitude of the resulting forces applied to the nails if they are located (a) at A and B,(b) at B and C, (c) at A and C.

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