In an electricity experiment, a 1.2 g plastic ball is suspended on a 55-cm-Iong string and given an electric charge, Acharged rod brought near the ball exerts a horizontal electrical force F51ec on it. causing the ball to swing out to a 16 angle and remain there. V PartA What is the magnitude of idea? Express your answer with the appropriate units. b View Available Hint(s) V PartB What is the tension in the string? Express your answer with the appropriate units. D View Available Hint(s)