Calculus Based Physics 2 Problem 3

(17%) Problem 3: A point charge Q1 = 14.9 AC is fixed in space, while a point charge Q2 = + 2.5 nC, with mass 7.8 pig, is free to move around nearby. & 50% Part (a) Calculate the electric potential energy of the system, in joules, when Q2 is located 0.37 m from Q1. Grade Summary PE = Deductions 096 Potential 10046 sind tan( 7 HOME Submissions Attempts remaining: 10 cotan( asing acoso 6 096 per attempt) atand acotan() zinho 3 detailed view coshO tanh( cotanh( END O Degrees O Radians BACKSPACE CLEAR Submit Hint Feedback I give up! Hints: Feedback: & 50% Part (b) If Q2 is released from rest at a point 0.37 m from Q1, what will be its speed, in meters per second, when it is 0.81 m from Q1