Electronic Principles
The rms value of a sine waveform is:

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

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Electronic Principles
A high-pass filter:

increases the level of all frequencies by a significant amount
passes higher-frequency signals and reduces lower-frequency signals
None of these
has no effect on ac signals
passes lower-frequency signals and reduces higher-frequency signals

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