Calculate the magnitude of the torque about his shoulder

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Reference no: EM13119524

An athlete at a gymnasium holds a 3.0kg steel ball in his hand. His arm is 70cm long and has a mass of 4.0kg. 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?

b) straight, but 45 degrees below horizontal?

Reference no: EM13119524

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