Mr. Chowder grips a 7.73-kg bowling ball and stands on a rotating platform. A student gives the platform a spin and Mr. Chowder holds the ball 0.777 m from the circle's center where it moves at a speed of 2.27 m/s. With what magnitude of force must the ball be pulled inward in order to maintain this circular motion? Question 16 options: 2.1 N 22.6 N 6.6 N 51.3 N