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

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

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Electronic Principles
When a parallel RLC circuit is operating at its resonant frequency:

inductive reactance is greater than the capacitive reactance
inductive reactance is equal to the capacitive reactance
the difference between inductive and capacitive reactance is equal to the resistance
capacitive reactance is greater than the inductive reactance
None of these

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Electronic Principles
Which one of the following statements applies to common auto batteries?

Auto batteries are secondary wet-cell batteries
Auto batteries are primary dry-cell batteries
None of these
Auto batteries are secondary dry-cell batteries
Auto batteries are primary wet-cell batteries

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