Takuya925 Messages 5 Reaction score 0 Thread starter Jul 19, 2008 #1 What is the potential difference between two equal charge/line charge/ring charge? Is it zero everywhere, or only in middle of the two?
What is the potential difference between two equal charge/line charge/ring charge? Is it zero everywhere, or only in middle of the two?
Dick Science Advisor Homework Helper Messages 26,254 Reaction score 623 Jul 19, 2008 #2 Before you start talking about potential you have to fix where the zero is and that's arbitrary. But you certainly can't make it zero everywhere in the cases you are talking about.
Before you start talking about potential you have to fix where the zero is and that's arbitrary. But you certainly can't make it zero everywhere in the cases you are talking about.