Unless the AC is a square wave, in which case stuff becomes different.
Comment on Cords
JPAKx4@lemmy.blahaj.zone 5 weeks agoAh, so that’s why it’s half power compared to DC, makes sense.
ulterno@lemmy.kde.social 5 weeks ago
Duamerthrax@lemmy.world 5 weeks 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 5 weeks 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.