Asked by Sam

A Ferris wheel has a radius of 14 m. What period of rotation would give the occupants a feeling of "weightlessness" at the top?
__s
Answered by drwls
Require that R*w^2 = g

Solve for the required anguloar velocity w, in radians/s

w = sqrt(g/R) = 0.8367 rad/s

Period = 2*pi/w = 5.26 s