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Chapter 5
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Name __________________
Date ___________________
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STUDY QUESTIONS
1. _______________________ current is defined as current that periodically changes direction and continuously changes in magnitude.
2. Values of alternating current and voltage can be graphically indicated by a _________________________ wave.
3. The number of cycles occurring per second is the __________________________ of an alternating current and is measured in a unit called the ___________________________.
4. The ________________________ is the difference in degrees of rotation between two alternating currents or voltages, or between a voltage and a current.
5. Three-phase systems are also known as _______________________ circuits.
6. _______________________ ...