- #1

kvanr

- 7

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## Homework Statement

Electric charge is distributed along each side of a square. Two adjacent sides have positive charge +Q on each, two sides have -Q on each.

What are the x and y components of the net electric field at the center of the square? (Each side has length "a").

## Homework Equations

E=F/q ?

F=k*q1*q2/r^2

k=9E9Nm^2/C^2

## The Attempt at a Solution

Trying to come up with a differential equation? I don't know how to begin with having 4 sides.