A 50.0-kg child stands at the rim of a merry-go-round of radius 2.10 m, rotating with an angular speed of 3.60 rad/s.
(a) What is the child's centripetal acceleration?
m/s2
(b) What is the minimum force between her feet and the floor of the carousel that is required to keep her in the circular path?
N
(c) What minimum coefficient of static friction is required?