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Mains electricity, typically a higher voltage AC waveform used to deliver electrical power to households. In North America 120V, 60Hz, in most European countries 230V, 50Hz. What most people will plug appliances into.

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There are 3 phase alternators that produce a 3 phase supply which is then transmitted over 3 or 4 wire systems.One first needs to understand how a single phase voltage is generated based on Faraday's …
answered Jun 15 '11 by itisravi