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April 21, 2014

Homework Help: Physics

Posted by Angel on Monday, November 12, 2012 at 8:00pm.

A bicyclist of mass 65 kg stands on pedal. The crank is .170 m long and makes a 45 angle with the vertical. The crank is attached to the chain wheel which is 9.70 cm. What force must the chain exert to keep the wheel from turning?

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