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[–] 2 points 2 years ago (2 children)

Ah, so that's why it's half power compared to DC, makes sense.

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  • [–] 2 points 2 years ago

    Kinda, it's half the power because the power goes like the temporal average of the current squared, the current oscillates like sine or cosine, and the temporal average of a sine or cosine squared is 1/2.

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  • [–] 0 points 2 years ago (1 child)

    Unless the AC is a square wave, in which case stuff becomes different.

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  • [–] 2 points 2 years ago (1 child)
    1. Not really.

    2. Where on earth would Mains be a square wave?

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