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September 16, 2014

Homework Help: college

Posted by sarah on Friday, November 6, 2009 at 3:32pm.

The arm in the figure below weighs 44.5 N. The force of gravity acting on the arm acts through point A. Determine the magnitudes of the tension force t in the deltoid muscle and the force s of the shoulder on the humerus (upper-arm bone) to hold the arm in the position shown.

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