Unless the AC is a square wave, in which case stuff becomes different.
Comment on Cords
JPAKx4@lemmy.blahaj.zone 2 months agoAh, so that’s why it’s half power compared to DC, makes sense.
ulterno@lemmy.kde.social 2 months ago
Duamerthrax@lemmy.world 2 months ago
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Not really.
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Where on earth would Mains be a square wave?
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Pher@lemmy.world 2 months 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.