A point charge Q1=-2µC is located at x=0, and a point charge Q2=-8µC is placed at on the x -axis of a cartesian coordinate system.The goal of this problem is to determine the electric field,E(x)=E(x)x^ , at various points along the -axis.

Question

(a)What is E(x) (in N/C) for x -68.0 m ?

unanswered

What is E(x) (in N/C) at -0.42 m?

unanswered

What is E(x) (in N/C) at 65 m?

unanswered

(b) At what point (apart from,|x|=∞ )is ? Express your answer in meters.

unanswered

Answer 1

Please give answer.

Answer 2

b-0.5