FM Q11) How much force (FM in N) must the biceps muscle exert when a 5.0-kg mass is held in the hand with the forearm being in static equilibrium in a horizontal position as in the figure. Assume that the elbow joint, O, is 5 cm far from the point of application of FM and that the mass of forearm and hand together is 2.0 kg. 10 cm 5 cm 20 cm 2.0 kg 5.0 kg C) 100 A) 800 D) 200 B) 50 E) 402

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Chapter9: Statics And Torque
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Problem 37PE: (a) What force should the woman in Figure 9.45 exert on the floor with each hand to do a push-up?...
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FM
Q11) How much force (FM in N) must the biceps muscle exert when a 5.0-kg mass
is held in the hand with the forearm being in static equilibrium in a horizontal
position as in the figure. Assume that the elbow joint, O, is 5 cm far from the point
of application of FM and that the mass of forearm and hand together is 2.0 kg.
10 cm
5 cm
20 cm
2.0 kg
5.0 kg
C) 100
A) 800
D) 200
B) 50
E) 402
Transcribed Image Text:FM Q11) How much force (FM in N) must the biceps muscle exert when a 5.0-kg mass is held in the hand with the forearm being in static equilibrium in a horizontal position as in the figure. Assume that the elbow joint, O, is 5 cm far from the point of application of FM and that the mass of forearm and hand together is 2.0 kg. 10 cm 5 cm 20 cm 2.0 kg 5.0 kg C) 100 A) 800 D) 200 B) 50 E) 402
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