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FM How much force (FM) must the biceps muscle exert when holding a 28 N weight in the hand with the arm horizontal, as

FM How much force (FM) must the biceps muscle exert when holding a 28 N weight in the hand with the arm horizontal, as shown in the figure? Assume that the combined weight of the forearm and hand is 18 N, with their center of gravity (CG) as indicated. 16 cm CG 18 N 30 cm 1113 C 28 N

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