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Home Q & A Board Science-Related Homework Help Physics
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haleyr haleyr
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3 years ago
In the figure, the horizontal lower arm has a mass of 2.8 kg and its center of gravity is 12 cm from the elbow joint pivot. How much force FM must the vertical extensor muscle in the upper arm exert on the lower arm to hold a 7.5 kg shot put?




▸ 500 N

▸ 1000 N

▸ 1500 N

▸ 750 N

▸ 100 N
Textbook 
Essential University Physics

Essential University Physics


Edition: 3rd
Author:
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3 years ago
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haleyr Author
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3 years ago
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