ELECTRICAL SYSTEMS 21.3. Chapter Twenty One: Electrical Systems. 21.1 Series Circuits 21.2 Parallel Circuits 21.3 Electrical Power. Chapter 21.3 Learning Goals. Define electric power and apply a formula to perform power calculations. Distinguish direct current and alternating current.
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ELECTRICAL SYSTEMS 21.3
How much energy is carried by electricity?
Electrical Energy and Power
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