02

Electrical Engineering · CHAPTER 02

DC and AC Systems

Compare constant and alternating electricity and understand why each one matters.

CHAPTER CONTENT

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02.01PLANNED LESSON

Direct current

Constant polarity, sources and DC network behaviour.

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02.02PLANNED LESSON

Alternating current

Sinusoids, frequency, phase and RMS quantities.

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02.03PLANNED LESSON

Phasors

Turn sinusoidal equations into intuitive rotating vectors.

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02.04PLANNED LESSON

Impedance

Extend resistance to AC circuits with phase information.

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