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An athlete at the gym holds a 4.0 kg steel ball in his hand. His arm is 70 cm long and has a mass of 4.0 kg with the center of gravity 30 cm from the shoulder. What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? Express your answer with the appropriate units. Di μA 1 Value Submit Request Answer Part B 13 ? T= 16.9 Units What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight, but 30° below horizontal? Express your answer with the appropriate units. μA 13 ? 13 N•m Submit Previous Answers Request Answer

An athlete at the gym holds a 4.0 kg steel ball in his hand. His arm is 70 cm long and has a mass of 4.0 kg with the center of gravity 30 cm from the shoulder. What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? Express your answer with the appropriate units. Di μA 1 Value Submit Request Answer Part B 13 ? T= 16.9 Units What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight, but 30° below horizontal? Express your answer with the appropriate units. μA 13 ? 13 N•m Submit Previous Answers Request Answer

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An athlete at the gym holds a 4.0 kg steel ball in his hand. His arm is 70 cm long and has a mass of 4.0 kg with the center of gravity 30 cm from the shoulder. th. What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? Express your answer with the appropriate units. Part B μA Value Submit Request Answer T = 16.9 Units What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight, but 30° below horizontal? Express your answer with the appropriate units. μA ? N•m ? Submit Previous Answers Request Answer
Transcribed Image Text:An athlete at the gym holds a 4.0 kg steel ball in his hand. His arm is 70 cm long and has a mass of 4.0 kg with the center of gravity 30 cm from the shoulder. th. What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? Express your answer with the appropriate units. Part B μA Value Submit Request Answer T = 16.9 Units What is the magnitude of the gravitational torque about his shoulder if he holds his arm straight, but 30° below horizontal? Express your answer with the appropriate units. μA ? N•m ? Submit Previous Answers Request Answer
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