A Circular Space Station (Shaped Like a Big Wheel) Rotates

Multiple Choice

A circular space station (shaped like a big wheel) rotates 100 times in one hour. The apparent weight of an astronaut standing on the inside surface of the outer wall is equal to her weight on earth. How far from the axis of rotation is the inside surface of the station's outer wall?

A) 322 m
B) 102 m
C) 56 m
D) 1012 m