A courier uses a bicycle with rear wheel radius 35.6 cm and gear radius 4.00 cm. If
Question:
A courier uses a bicycle with rear wheel radius 35.6 cm and gear radius 4.00 cm. If a force of 155 N is applied to the chain, the wheel rim moves 14.0 cm.
(a) If the efficiency is 95.0%, what is the ideal mechanical advantage of the wheel and gear?
(b) What is the actual mechanical advantage of the wheel and gear?
(c) What is the force on the pavement applied by the wheel?
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Related Book For 
Applied Physics
ISBN: 978-0132109277
10th Edition
Authors: Dale ewen, Neill schurter, P. erik gundersen
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