Alright, well it turns out I wasn't the only one with a problem on this one.
We went over this problem at the very end of the class period today, and the bell rang before we had a chance to finish it, and given the nature of the class and teacher I doubt we'll be coming back to it (much to my...
These have been driving me crazy. The book is terrible at explaining this stuff, so I was hoping someone here could help me out.
Homework Statement
A rectangle has a length of 2d and a height of d. Each of the following three charges is located at a corner of the rectangle: +q1 (upper...