Re: Error in Wikipedia article: Faraday's law of induction

On Jul 21, 1:03 am, "Szczepan Bia³ek" <sz.bia...@xxxxx> wrote:
 "Don Kelly"
Bull: Use the world wide definition of voltage or potential difference.
Voltage is always measured with respect to some other point.

We need absolute potential. A technical one. A neutral body is such. See
Rowland effect:http://www.edumedia-sciences.com/a190_l2-rowland-s-disk.html

A neutral body still has a Debye span ("length").
.