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2 cards from this section. Quick, good the night before a test.
What is an alternating current?
Think about its behavior in contrast to direct current.
Name a device that uses AC.
Consider what is typically found in homes.
What is the primary advantage of using AC over DC?
Consider the significance of transformers.
True or False: Alternating current flows in one direction.
Think about the definitions of AC and DC.
In what scenarios might an engineer prefer to use DC over AC?
Consider application environments for both types.
How would a power company's decision change if AC could not be transformed easily?
Think about the role of transformers in their operations.
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