Electronic Principles
Current is

None of these
An imbalance of electrical charges
The force that causes electrons to flow
The number of free electrons in an atom
The flow of charged particles through a material

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Electronic Principles
Which one of the following statements most accurately applies to the frequency of a waveform?

The longer the period of a waveform, the lower its frequency
None of these
Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz
The actual frequency of a sine waveform is 1.41 times the working frequency
The higher the amplitude of a waveform, the higher its frequency

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