Question Number 2158 by Yozzis last updated on 05/Nov/15

Find the ratio, over one revolution, of the distance moved by  a wheel rolling on a flat surface to the distance traced out by  a point on its circumference.

Commented byssahoo last updated on 06/Nov/15

Wheel distance=2πr  point on perimeter will be arc length of cycloid  x=r(t−cos t)  y=r(1−sin t)  t from 0 to 2π  Arc length: 8r

Commented byYozzis last updated on 06/Nov/15