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Physics, 10.12.2019 03:31, shorty178658
An 20-cm-long bicycle crank arm, with a pedal at one end, is attached to a 25-cm-diameter sprocket, the toothed disk around which the chain moves.
a cyclist riding this bike increases her pedaling rate from 64 rpm to 95 rpm in 12 seconds .-what is the tangential acceleration of the pedal? -what length of chain passes over the top of the sprocket during this interval?
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Answers: 3
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