Question 3

(17%) Problem 3: Particle Q1 =2.2 AC has a mass of 5.5 pig, and particle Q2 =4.9 MC has a mass of 6.8 ug. & 50% Part (a) What is the potential energy, in joules, of the two-charge system when charge (2 is separated from charge Q, by a distance of 2.8 cm? Grade Summary U = Deductions 04% Potential 10046 sin( cost tan() 7 8 HOME Submissions Attempts remaining: 999 cotan( asin( acos( E 4 5 6 09% per attempt atan() acotan sinh( 1 2 3 detailed view cosh() tanh() cotanh() END O Degrees O Radians HACKSPACE CLEAR Submit Hint Feedback I give up! Hints: Feedback: & 50% Part (b) The two-charges are initially separated by a distance of 2.8 cm. With charge (, held in place, charge Q2 is released from rest. What is the speed, in meters per second, of charge ()2 when it is 6.7 cm from charge Q1