Part A Two identical lightweight arms are mounted so that they can revolve in a horizontal plane around a common axis. Two balls of masses m and M = 9m are fixed to the ends of the arms and connected with a light compressed What is the angle through which the arm with the larger ball turns before the balls collide? spring (see the top view in (Figure 1)). When the spring is Express your answer in degrees as an integer. released, the arms are pushed apart, rotate in opposite directions, and finally collide. IVO AEd OM = Submit Request Answer Figure