Related Questions

For frequencies below the resonant frequency , a parallel LC circuit behaves as a ___________ load
A Inductive
B Resistive
C Capacitive
D None of the above
For frequencies above the resonant frequency , a series LC circuit behaves as a ___________ load
A Resistive
B Inductive
C Capacitive
D None of the above
For frequencies below resonant frequency, a series LC circuit behaves as a ___________ load
A Resistive
B Capacitive
C Inductive
D None of the above
In a parallel LC circuit, if the input signal frequency is increased above resonant frequency then ___________
A XL increases and XC decreases
B XL decreases and XC increases
C Both XL and XC increase
D Both XL and XC decrease
The bandwidth of a resonant filter is determined by the quality factor (Q) of the circuit and the resonant frequency.
A True
B False
In a parallel LC circuit, if the signal frequency is decreased below the resonant frequency, then ___________
A XL decreases and XC increases
B XL increases and XC decreases
C Line current becomes minimum
D None of the above
At __________ frequencies the parallel R-L circuit behaves as purely resistive.
A Low
B Very low
C High
D Very high
At series or parallel resonance, the circuit behaves as a ___________ load
A Capacitive
B Resistive
C Inductive
D None of the above
When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a:
A parallel RL circuit
B parallel RC circuit
C parallel RLC circuit operated above its resonant frequency
D purely resistive circuit
E None of the above
If the resistance in parallel with a parallel resonant circuit is reduced, the bandwidth
A Disappears
B Becomes sharper
C Increases
D Decreases

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