Electronic Principles
When a parallel RLC circuit is operating at its resonant frequency:

the difference between inductive and capacitive reactance is equal to the resistance
inductive reactance is greater than the capacitive reactance
inductive reactance is equal to the capacitive reactance
capacitive reactance is greater than the inductive reactance
None of these

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Electronic Principles
The total inductance of a series inductor circuit is:

equal to the sum of the individual inductive-reactance values
equal to the sum of the individual inductance values
None of these
less than the value of the smallest inductor
equal to the source voltage divided by total current

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Electronic Principles
Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage?

The voltage remains at one polarity but changes value periodically
The voltage causes current to flow in two directions at the same time
The voltage reverses polarity periodically
None of these
The voltage remains at one polarity and at a steady level

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Electronic Principles
The total inductive reactance of a parallel inductor circuit is:

None of these
equal to the sum of the individual inductive-reactance values
equal to the source voltage divided by total current
equal to the sum of the individual inductance values
less than the inductance value of the smallest inductor

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

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

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