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

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

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Electronic Principles
Which one of the following statements is true for the voltages in a series RL circuit?

The total voltage lags the total current by less than 90
The total voltage is less than the sum of the voltages across the resistance and inductance
The total voltages is equal to the sum of the voltages across the resistance and inductance
None of these
The voltage always has the same amplitude and phase for every part of the circuit

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Electronic Principles
For a pure capacitor:

None of these
ac current lags the voltage by 90 degree
ac current is converted to dc voltage
ac current leads the voltage by 90 degree
ac current and voltage are exactly in phase

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Electronic Principles
Which one of the following statements is true for the impedance of a series RC circuit?

The impedance is equal to the sum of the resistance and capacitive reactance
The impedance is greater than the sum of the resistance and capacitive reactance
The impedance is less than the sum of the resistance and capacitive reactance
None of these
The impedance is greater than either the resistance or capacitive reactance but less than their sum

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