Passive Filters - General Questions Online Exam Quiz
Passive Filters - General Questions GK Quiz. Question and Answers related to Passive Filters - General Questions. MCQ (Multiple Choice Questions with answers about Passive Filters - General Questions
In a certain parallel resonant band-pass filter, the resonant frequency is 14 kHz. If the bandwidth is 4 kHz, the lower frequency
Options
A : is 7 kHz
B : is 10 kHz
C : is 12 kHz
D : cannot be determined
An RL low-pass filter consists of a 5.6 mH coil and a 3.3 k resistor. The output voltage is taken across the resistor. The circuit's critical frequency is
Options
A : 93.8 kHz
B : 93.8 Hz
C : 861 Hz
D : 86.12 kHz
In a series resonant band-pass filter, a lower value of Q results in
Options
A : a higher resonant frequency
B : a smaller bandwidth
C : a higher impedance
D : a larger bandwidth
The maximum output voltage of a certain low-pass filter is 15 V. The output voltage at the critical frequency is
Options
A : 0 V
B : 15 V
C : 10.60 V
D : 21.21 V
A parallel resonant band-pass filter consists of a 90 resistor in series with a parallel network made up of a 60 mH coil and a 0.02 F capacitor. The output is taken across the capacitor/coil. The coil winding has a resistance of 20 . What is the center frequency of the filter?
Options
A : 459 Hz
B : 4,591 Hz
C : 999 Hz
D : 2,176 Hz
An RL high-pass filter consists of a 470 resistor and a 600 mH coil. The output is taken across the coil. The circuit's critical frequency is
Options
A : 125 Hz
B : 1,250 Hz
C : 564 Hz
D : 5,644 Hz
A parallel resonant band-pass filter consists of a 6.8 resistor in series with a parallel network made up of an 8 H coil and a 120 pF capacitor. The output is taken across the capacitor/coil. Assume R W = 0 . What is the center frequency of the filter?
Options
A : 5.14 MHz
B : 514 kHz
C : 5.03 MHz
D : 503 kHz
A series resonant band-pass filter consists of a 2 mH coil, a 0.005 F capacitor, and a 120 resistor. The winding resistance of the coil is 12 . The output voltage is taken off the resistor. Input voltage is 12 V rms . What is the output voltage magnitude at the center frequency ( f 0 )?
Options
A : 10.9 V
B : 1.09 V
C : 1.1 V
D : 12 V
An RC low-pass filter consists of a 120 resistor and a 0.002 F capacitor. The output is taken across the capacitor. The circuit's critical frequency is
Options
A : 333 kHz
B : 633 kHz
C : 331 kHz
D : 60 kHz
Referring to Problem 15, if the input voltage is a 6 V sine wave with a dc level of 10 V, what is the output voltage magnitude?
Options
A : 6 V
B : 597 mV
C : 5.97 V
D : 0 V
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