Please don't give me a hard time about "emf" in my previous
post. I don't know what else to call it. Voltage has
problems. Potential difference is confusing. I am aware
that an "emf" is not a force, but what can you do? WBN
Barlow Newbolt
Department of Physics and Engineering
Washington and Lee University
Lexington, VA 24450
Telephone and Phone Mail: 540-463-8881
Fax: 540-463-8884
e-mail: NewboltW@madison.acad.wlu.edu
"Prediction is very difficult, especially about the future."