An Object Is Placed on a Turntable (Rotating Platter) 25

Multiple Choice

An object is placed on a turntable (rotating platter) 25.0 cm from the center of rotation. The coefficient of friction between the turntable and object is 0.40. The turntable starts from rest (at time t = 0) with and is accelerated at 0.10 rad/s². The object will begin to slide off the turntable after

A) 20 s.
B) 40 s.
C) 60 s.
D) Not enough information is given to solve this problem.