The E stands for electro motive force measured in volts.  The R of course is 
Resistance and the I I think was intensity, ie volume, current, number of 
electorns in a measured time measured in amps.
Ron
----- Original Message ----- 
From: "Linda C. Knight" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, February 09, 2012 8:49 PM
Subject: art


>
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> Yes, I believe art will do just fine as well. We study at a different
> pace-and I have encouraged him to ask questions on here.
>
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> He seems to be struggling with the concept or meaning of the symbols in 
> the
> equations.
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> For instance, Voltage E = Current, I times Resistance, R.
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> He  gets stuck on these-like why does e stand for voltage.
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> I tell him its just the way the equation is written.
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> He's great with math, just stuck on some of these things-and capacitance 
> and
> inductance etc.
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> I have gotten use to these formulas or formula.
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> So I tell him to take his time and work on it. <smile.
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> 73
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> linda