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Paul Burridge wrote:
On Sat, 13 Nov 2004 11:42:11 +0000, Scott wrote: Huh? It's only 5:30AM here and I just got up but, the ONLY time you aren't consuming power is at the zero crossing of the voltage and current sine waves (assuming a purely resistive load where I and E are in phase). Since you are paying for power, which is P=I X E, during the negative half cycle, you have, for example, -168 Volts X -1 Amp = +168 Watts...try it on a calculator...negative times a negative is positive. Thanks, Scott. So you're basically agreeing with me. I owe the power co. for the positive cycles they send me; they owe *me* for the negative ones. Since they are equal and opposite, they cancel each other out. Overall, then, zero billing justified. We are being conned!!! Polarity is no more than direction of flow. They send you electrons on one lead, then electrons on the other lead, making twice the number of electrons, so you gvetting them for 1/2 price as they only count them the once:-) Kevin Aylward http://www.anasoft.co.uk SuperSpice, a very affordable Mixed-Mode Windows Simulator with Schematic Capture, Waveform Display, FFT's and Filter Design. |