Electrical Engineering - Passive Filters
Exercise : Passive Filters - General Questions
- Passive Filters - General Questions
- Passive Filters - True or False
11.
In a certain low-pass filter, fc = 3.5 kHz. Its passband is
12.
An RC high-pass filter consists of an 820 
resistor. What is the value of C so that Xc is ten times less than R at an input frequency of 12 kHz?
resistor. What is the value of C so that Xc is ten times less than R at an input frequency of 12 kHz?81 
F
F161 F
F0.161 F
F220 F
F13.
A series resonant band-stop filter consists of a 68 resistor, a 110 mH coil, and a 0.02 F capacitor. The internal resistance, RW, of the coil is 4 . Input voltage is 200 mV. Output voltage is taken across the coil and capacitor in series. What is the output voltage magnitude at f0?
resistor, a 110 mH coil, and a 0.02 F capacitor. The internal resistance, RW, of the coil is 4 . Input voltage is 200 mV. Output voltage is taken across the coil and capacitor in series. What is the output voltage magnitude at f0?14.
A sinusoidal voltage with a peak-to-peak value of 18 V is applied to an RC low-pass filter. If the reactance at the input frequency is zero, the output voltage is
15.
Vout = 500 mV, and Vin = 1.3 V. The ratio Vout/ Vin expressed in dB is
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