The length of a bicycle pedal arm is 0.1.52 m, and a downward force of 111 N

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The length of a bicycle pedal arm is 0.1.52 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 arm's pivot when the arm is at angle?

(a) 30°,

(b) 90°, and

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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Question Posted: Jan 13, 2011 06:49 AM

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The length of a bicycle pedal arm is 0.1.52 m, and a downward force of 111 N

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We compute the torques using t ...View the full answer

Fundamentals of Physics

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