Electronic Principles
Which one of the following phrases most accurately describes a purely inductive circuit?

None of these
Inductive reactance provides the only opposition to current flow
Resistances provide the only opposition to current flow
Combinations of resistance and inductive reactance provide any opposition to current flow
The ac voltage lags the current by 90 degree

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

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

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