Physics, 07.11.2019 05:31 msprincessswag3324

Apitcher is in 85° of abduction, holding a 1.4 n baseball at point c, 65 cm from the joint axis at point o • the center of gravity of his arm is 25 cm from the joint axis of shoulder abduction at point o • the weight of the arm w is 0.06 of the pitcher’s weight of 100 n • deltoids muscles are at an angle θ of 15° with respect to the humerus and insert 15 cm from the joint axis at point a • determine the force applied by the deltoid muscles and the joint reaction force at the shoulder joint and its orientation β

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Apitcher is in 85° of abduction, holding a 1.4 n baseball at point c, 65 cm from the joint axis at p...