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Physics LibreTexts

13: Alternating Current

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  • [ "article:topic-guide", "authorname:tatumj" ]

    Thumbnail: A graph of voltage and current versus time for 60-Hz AC power. The voltage and current are sinusoidal and are in phase for a simple resistance circuit. The frequencies and peak voltages of AC sources differ greatly. Image used with permission (CC BY-SA 3.0; OpenStax).