Electronic Principles
What is a negative ion?

An atom that contains more electrons than neutrons
An atom that contains more protons than neutrons
An atom that contains more electrons than protons
None of these
An atom that contains more protons than electrons

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Electronic Principles
The peak value of a sine waveform is:

the amplitude at 1.41 times the maximum value
the maximum positive or negative value
the amplitude at 90% of the maximum value
the amplitude at 70.7% of the maximum value
None of these

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Electronic Principles
What is the difference between a conductor and an insulator?

An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all
An insulator allows current to flow much easier than a conductor does
A conductor allows current to flow much easier than an insulator does
The difference between conductors and insulators depends on how they are used
None of these

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