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

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

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Electronic Principles
Which one of the following statements is true for resistance in a parallel circuit?

The total resistance is equal to the sum of the individual resistances in a parallel circuit.
The total resistance of a parallel circuit is always less than the value of the smallest resistance
The total resistance in a parallel circuit is equal to the average value of the individual resistances
The total resistance of a parallel circuit is equal to the total voltage
None of these

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

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

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

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

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

The current always has the same amplitude and phase for every part of the circuit
The total current is less than the sum of the currents for the resistance and capacitance
The total current is greater than the sum of the currents for the resistance and capacitance
None of these
The total current is equal to the sum of the currents for the resistance and capacitance

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Electronic Principles
The rms value of a sine waveform is:

the number of cycles completed in one second
equal to 1.41 times the peak amplitude
the time required to complete one full cycle
equal to 0.707 times the peak amplitude
None of these

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