Textbook ExpertVerified Tutor
3 Nov 2021
Given information
See it is given that in the question:-
Distance of mass from the shoulder, .
Mass of the arm, .
Mass held, .
Step-by-step explanation
Step 1.
Draw the free body diagram:-
Calculate the torques about the shoulder joint, which is at the left end of the free-body diagram of the arm,
Since the arm is in equilibrium, the sum of the torques will be zero,
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