A man in a gym is holding an 8.0-kg weight at arm's length, a distance of 0.55 m from his shoulder joint. What is the torque about his shoulder joint due to the weight if his arm is horizontal?
A) 0.24 N ? m
B) 4.4 N ? m
C) 43 N ? m
D) 15 N ? m
E) 0 N ? m
C
Physics & Space Science
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