Electronic Principles
The south pole of a magnet is the one:

that has its molecules arranged in a random pattern
that would be repelled by the north pole of another magnet
that would be attracted to the earth's south magnetic pole
None of these
that would be attracted to the earths north magnetic pole

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Electronic Principles
The rms value of a sine waveform is:

equal to 0.707 times the peak amplitude
equal to 1.41 times the peak amplitude
the number of cycles completed in one second
None of these
the time required to complete one full cycle

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