An Unorthodox Lecture on Electric Currents

An introduction to the concept of an electrical current

Most physics textbooks are similar. They differ (little) for the sequence and for the choice of the mathematical details with which topics are presented. Most authors and teachers do not even ask themselves why they illustrate topics that way. Apparently, there is only one way to introduce something.

I believe this is not true. At least, I find stimulating trying to find alternative ways to introduce something in a different way. It is a…