Electronic Principles
The total impedance of a series RLC circuit:

always decreases as the applied frequency increases
None of these
is maximum at the resonant frequency
is minimum at the resonant frequency
always increases as the applied frequency increases

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

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

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