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Re: delta V = I R

At 03:01 PM 11/5/99 -0700, Rondo Jeffery wrote:

When they learn Ohm's Law as V = IR, they come to believe that if I = 0 then
V = 0, even if the voltage they are trying to determine is not referenced to
ground. In electronics, I stress that Ohm's Law should really be thought of
as *delta-V* = IR.

Good point.

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copyright (C) 1999 John S. Denker jsd@monmouth.com