Electronic Principles
At room temperature an intrinsic silicon crystal acts approximately like

an insulator
None of these
a battery
a piece of copper wire
a conductor

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Electronic Principles
Doubling the operating frequency of a purely inductive circuit:

increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit
cuts the current through the inductors one-half
doubles the amount of current through the inductors
None of these
has no effect on the current through the inductors

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Electronic Principles
Which one of the following statements is true?

Power dissipation of a pure capacitor increases with operating frequency
None of these
Power dissipation of a pure capacitor decreases with operating frequency
All of these
There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency

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