12. A coin placed 0.302 m from the center of a rotating, horizontal turntable almost slips when its speed is 0.504 m/s. (4 pts) What force causes the centripetal acceleration when the coin is stationary relative to the turntable? Choose one. static friction inertia iii) kinetic friction iv) centripetal force Top view Side view b) (4 pts) Draw a free body diagram of the forces acting on the coin in the "side view". Side view C) (7 pts) What is the coefficient of static friction between coin and turntable