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September 2, 2014

Homework Help: Physics

Posted by Anonymous on Friday, December 10, 2010 at 11:45am.

Approximately what force, FM, must the extensor muscle in the upper arm exert on the lower arm to hold a 6.9 kg shot put (Fig. 9-66)? Assume the lower arm has a mass of 2.8 kg and its CG is 13.0 cm from the pivot point.

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