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Unformatted text preview: when the chain is set in the lowest gear? Highest gear? ( Answer: 3.6 m and 8.5 m ) b) Consider descending a 40% grade (consider a 15 kg bicycle and a 70 kg rider) at a constant speed (i.e. while braking). Draw a free body force diagram indicating the magnitude and direction of the external forces on the bike and rider. Which external forces provide torques? c) Now consider only the front wheel. What forces apply torques to the front rim?...
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This note was uploaded on 09/08/2010 for the course PHY 7B PHY7B taught by Professor Cebra during the Winter '10 term at UC Davis.
- Winter '10