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International Automotive Technicians Network
Re: The future of Electricity/Electronics
Posted to Technical Theory Forum on 11/25/2023

ohm's law applies 100% to spinning fan motor. i^r dissipation = (e2 - e1/r)^, whereas e2 = applied voltage, e1 CEMF, r = ohm value of copper and brushes. e1 can not be directly measured.

computed operating resistance is far higher than actual ohm resistance ... Login to read more.