Asked by vanessa
each wheel of a bicycle is of radius is 1.1 ft. if the wheels are making 4 revoultions per second how fast is the bicycle moving
Answers
Answered by
Steve
C = 2 pi r, so
the circumference of the tire is 2 pi * 1.1 = 2.2 pi
2.2 pi ft/rev * 4 rev/s = 8.8 pi ft/s
the circumference of the tire is 2 pi * 1.1 = 2.2 pi
2.2 pi ft/rev * 4 rev/s = 8.8 pi ft/s
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