Electronic Principles
When operating above its resonant frequency, a series RLC circuit has the characteristics of a:

None of these
series RLC circuit operated below its resonant frequency
series RC circuit
series RL circuit
purely resistive circuit

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Electronic Principles
A low-pass filter:

passes lower-frequency signals and reduces higher-frequency signals
reduces the level of all frequencies by a significant amount
None of these
passes higher-frequency signals and reduces lower-frequency signals
has no effect on ac signals

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Electronic Principles
The peak value of a sine waveform is:

None of these
the amplitude at 1.41 times the maximum value
the maximum positive or negative value
the amplitude at 70.7% of the maximum value
the amplitude at 90% of the maximum value

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

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

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