When a wood shelf of mass 5.0 kg is fastened inside a slot
Chapter 3, Problem 61GP(choose chapter or problem)
When a wood shelf of mass is fastened inside a slot in a vertical support as shown in Fig. , the support exerts a torque on the shelf. (a) Draw a free-body diagram for the shelf, assuming three vertical forces (two exerted by the support slot-explain why). Then calculate (b) the magnitudes of the three forces and the torque exerted by the support (about the left end of the shelf).
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