Electronic Principles
A high-pass filter:

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

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Electronic Principles
Voltage is

The flow of charged particles through a material
The smallest electrically charged particle
None of these
The number of free electrons in an atom
Trie force that causes electrons to flow

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Electronic Principles
The period of a waveform is:

equal to 0.707 times the peak amplitude
the time required to complete one full cycle
the number of cycles completed in one second
the time required for the voltage to rise from 10% to 90% of the peak amplitude
None of these

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