A1.0 kg object is attached to a string 0.50 m. it is twirled in a horizontal circle above the ground at a speed of 5.0 m/s. a ball is moving on a circular path. the ball is currently at the top right position of the circle. point a is above and to the left of the ball. point b is above and to the right of the ball. point c is down and to the right of the ball. point d is down and to the left of the ball and inside the circle near the center. what is the magnitude of the centripetal force acting on the object? 2.5 n 10. n 25 n 50. n