Question: Referring to the person holding a baseball in Problem 6, suppose the biceps exert just enough upward force to keep the system in static equilibrium.

Referring to the person holding a baseball in Problem 6, suppose the biceps exert just enough upward force to keep the system in static equilibrium.
(a) Is the force exerted by the biceps more than, less than, or equal to the combined weight of the forearm, hand, and baseball? Explain.
(b) Determine the force exerted by the biceps.
In problem

Humerus -Biceps 12.6 N -Radius mg Ulna Mg 17.0 cm 2.75 cm 17.0 cm

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