Electronic Principles
What is the difference between the kinds of charges for an electron and a proton?

None of these
An electron has a positive charge and a proton has no charge
An electron has a negative charge and a proton has a positive charge
An electron has a positive charge and a proton has a negative charge
An electron has a negative charge and a proton has no charge

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Electronic Principles
The period of a waveform is:

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

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