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

Thanks