The length of a bicycle pedal arm is 0.152 m, and a downward force of 111 N is applied
Chapter 10, Problem 48(choose chapter or problem)
The length of a bicycle pedal arm is 0.152 m, and a downward force of 111 N is applied to the pedal by the rider.What is the magnitude of the torque about the pedal arms pivot when the arm is at angle (a) 30, (b) 90, and (c) 180 with the vertical?
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