Electrical Exam Term

Ampere (Amp)

The standard unit of measurement for electric current, representing the flow of one coulomb of charge per second.

Detailed Explanation

Named after André-Marie Ampère, the ampere is one of the seven SI base units. In practical terms, a typical 15-amp residential circuit can safely power about 1,800 watts of load. Understanding amperage is fundamental to circuit design, wire sizing, and overcurrent protection.

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Practice QuestionEasy

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