A 42.0-kg child takes a ride on a Ferris wheel that rotates four times each minute and has a diameter of 22.0 m.
(a) What is the centripetal acceleration of the child?
magnitude _____ m/s2
direction _____
(b) What force (magnitude and direction) does the seat exert on the child at the lowest point of the ride?
magnitude _____ N
direction ______
(c) What force does the seat exert on the child at the highest point of the ride?
magnitude _____ N
direction _____
(d) What force does the seat exert on the child when the child is halfway between the top and bottom? (Assume the Ferris wheel is rotating clockwise and the child is moving upward.)
magnitude ____ N
direction ______ ° counter-clockwise from the horizontal