Wednesday
July 23, 2014

Homework Help: trigonometry

Posted by monic on Thursday, November 29, 2012 at 12:11am.

The sprockets and chain of a bicycle are shown in the figure. The pedal sprocket has a radius of 4 in., the wheel sprocket a radius of 2 in., and the wheel a radius of 13 in. The cyclist pedals at 45 rpm.

(a) Find the angular speed of the wheel sprocket.
rad/min

(b) Find the speed of the bicycle. (Assume that the wheel turns at the same rate as the wheel sprocket. Round your answer to one decimal place.)
mi/h

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - A bicycle chain is wrapped around a rear sprocket (r = 0.039m) and a ...
physics - A bicycle chain is wrapped around a rear sprocket (r = 0.041 m) and a ...
Physics - A bicycle chain is wrapped around a rear sprocket (r = 0.038 m) and a ...
Physics - A bicycle chain is wrapped around a rear sprocket (r = 0.037 m) and a ...
Physics - I am having trouble with the last portion of this question. If someone...
science - During a competition, a 60kg cyclist rides along a horizontal road on ...
Physics - I am having trouble with the last portion of this question. If someone...
physics - A bicycle wheel has a diameter of 64.2 cm and a mass of 1.79 kg. ...
pre calc - The front sprocket off a bicycle is 12 centimeters and the rear one ...
pre calc - The front sprocket off a bicycle is 12 centimeters and the rear one ...

Search
Members