Electronic Principles
A basic capacitor is composed of:

two coils separated by a conductor
two coils separated by a dielectric
None of these
two conductors separated by a dielectric
two dielectrics separated by a conductor

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Electronic Principles
Which one of the following principles best describes the basic operation of a generator?

Like magnetic poles attract; unlike poles repel
Current is induced in a conductor that is moving through a magnetic field
None of these
Like magnetic poles repel; unlike poles attract
Current flowing through a conductor generates a magnetic field

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