(8%) Problem 8: A point charge of 5.9 C is placed at the origin (x=0) of a coordinate system, and another charge of -1.6 C is placed placed on the x-axis at x = 0.28 m. 50% Part (a) Where on the x-axis can a third charge be placed in meters so that the net force on it is zero? x3 = 0.3800 X Attempts Remain Feedback: is available. 50% Part (b) What if both charges are positive; that is, what if the second charge is 1.6 C? x'3 = tan()) ( E acos sinh() tanh() cotanh() Degrees O Radians sin() cos( asn() cotan() atan() acotan cosh() 9 7 8 4 5 6 1 2 3 0 + - NO BACKSPACE HOME END CLEAR Grade Summary Deductions Potential 0% 100% Submissions Attempts remaining: 4 (0% per attempt) detailed view 1 0%