A horizontal plank 4.12 m long and having mass 26.8 kg rests on two pivots, one at the left end and a second 1.03 m from the right end. Find the magnitude of the force exerted on the plank by the second pivot.

Question

A horizontal plank 4.12 m long and having mass 26.8 kg rests on two pivots, one at the left end and a second 1.03 m from the right end. Find the magnitude of the force exerted on the plank by the second pivot.
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