Electronic Principles
The rms value of a sine waveform is:

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
equal to 0.707 times the peak amplitude

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

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

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Electronic Principles
Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage?

None of these
The voltage remains at one polarity but changes value periodically
The voltage causes current to flow in two directions at the same time
The voltage remains at one polarity and at a steady level
The voltage reverses polarity periodically

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Electronic Principles
Which one of the following statements is true?

Power dissipation of a pure capacitor increases with operating frequency
None of these
There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency
All of these
Power dissipation of a pure capacitor decreases with operating frequency

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