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Introduction to electrical engineering

Electric currentCurrent directionVoltageConventional current directionPreparing to study electrical engineering on Khan AcademyBasic electrical quantities: current, voltage, powerNumbers in electrical engineeringDefining the standard electrical units

About this unit

A summary of the math and science preparation that will help you have the best experience with electrical engineering taught on Khan Academy. Become familiar with engineering numbers and notation, and learn about the two most important electrical quantities: current and voltage.