Electric Field Video Lessons

Concept

# Problem: A +2.00 nC point charge is at the origin, and a second -5.00 nC point charge is on the x-axis at x = 0.800 m. (a) Find the magnitude of the electric field at x = 0.200 m on the x-axis. (b) Find the direction of the electric field at x = 0.200 m on the x-axis (in degrees counterclockwise from +x direction).

###### FREE Expert Solution

In this problem, we'll determine the magnitude and direction of the electric field.

Electric field:

Electric field:

$\overline{){\mathbf{E}}{\mathbf{=}}\frac{\mathbf{k}\mathbf{q}}{{\mathbf{r}}^{\mathbf{2}}}}$

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###### Problem Details
A +2.00 nC point charge is at the origin, and a second -5.00 nC point charge is on the x-axis at x = 0.800 m.
(a) Find the magnitude of the electric field at x = 0.200 m on the x-axis.
(b) Find the direction of the electric field at x = 0.200 m on the x-axis (in degrees counterclockwise from +x direction).

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