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

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

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Electronic Principles
The peak value of a sine waveform is:

the amplitude at 90% of the maximum value
the amplitude at 70.7% of the maximum value
None of these
the amplitude at 1.41 times the maximum value
the maximum positive or negative value

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