 #1
 17
 0
Homework Statement
I have attached the image. The question is 
What is the potential energy of a proton at the midpoint of the capacitor?
I know this is an extremely easy problem, but I can't seem to get the formula right...
Homework Equations
I tried U = qV, using 1.6*10^19 * 150V (because it is in the middle). What am I doing wrong? Is this not the right formula?
The Attempt at a Solution
Attachments

7.6 KB Views: 525