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?
Answers: 3
Physics, 22.06.2019 14:30, willoughbysierra
The man of mass m1 and the woman of mass m2 are standing on opposite ends of the platform of mass m0 which moves with negligible friction and is initially at rest with s = 0. the man and woman begin to approach each other. derive an expression for the displacement s of the platform when the two meet in terms of the displacement x1 of the man relative to the platform.
Answers: 1
Physics, 22.06.2019 18:20, shongmadi77
Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?
Answers: 1
An 20-cm-long bicycle crank arm, with a pedal at one end, is attached to a 25-cm-diameter sprocket,...
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