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Physics, 13.07.2019 09:30 jeanniebyrd54
Aweightlifter is attempting a biceps curl with a 200 n barbell. the moment arm of the barbell about the elbow joint is 40 cm. the moment arm of the elbow flexor muscles is 4 cm. how much force must be produced by these muscles to hold the 200 n barbell in static equilibrium?
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Aweightlifter is attempting a biceps curl with a 200 n barbell. the moment arm of the barbell about...
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