What is the magnitude of the net torque on the pulley about the axle?

What is the magnitude of the net torque on the pul

What is the magnitude of the net torque on the pulley about the axle?

Answer


let,

force F1=20 N

force F2=30 N

diameter of the pully d=4cm

radius of the pully r=d/2=2cm


net torque =(r*F2)-(r*F1)

=r*(F2-F1)

=0.02*(30-20)

=0.2 N.m ----is answer

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