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16-12-07, 09:22
Richard Notton
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Re: I couldn't spell Elect-ri-can..now I are one..!!
Quote:
Originally posted by Alex Blair
What about R....???
I'm still here. . . . . . .
Quote:
Watts(POWER)
=E X I
But from the basic formula:
E = I x R you can see also that I = E ÷ R so you can do a substitution for E and I:
W = E² ÷ R and also W = I² x R
R.
Richard Notton