An athlete at the gym holds a 3kg steel ball in his hand
An athlete at the gym holds a 3kg steel ball in his hand. His arm is 70 cm long and has a mass of 4kg. What is the magnitude of the torque about his shoulder if he holds his arm (a) straight out to his side, parallel to the floor?
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an athlete at the gym holds a 3kg steel ball in his hand his arm is 70 cm long and has a mass of 4kg what is the
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