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- Question
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
- Correct Answer
- 5.97 V
- 1. An RC low-pass filter consists of a 120 Ω resistor and a 0.002 µF 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 Discuss
- 2. 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 Discuss
- 3. 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 Discuss
- 4. The same signal in Problem 2 is applied to an RC high-pass filter. If the reactance is zero at the input frequency, the output voltage is
Options- A. 18 V peak-to-peak
- B. zero
- C. 9 V peak-to-peak
- D. 12.73 V peak-to-peak Discuss
- 5. Vout = 500 mV, and Vin = 1.3 V. The ratio Vout/ Vin expressed in dB is
Options- A. 0 dB
- B. 8.30 dB
- C. ?8.30 dB
- D. 0.8 dB Discuss
- 6. 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 Discuss
- 7. An RC high-pass filter consists of a 0.2 µF capacitor and a 220 Ω resistor. The output is taken across the resistor. The circuit's critical frequency is
Options- A. 723 Hz
- B. 7,234 Hz
- C. 362 Hz
- D. 3,617 Hz Discuss
- 8. Referring to Problem 23, what will the output voltage be if the coil's internal resistance is neglected?
Options- A. 0 V
- B. 200 mV
- C. 11.1 mV
- D. 111 mV Discuss
- 9. A series resonant band-pass filter consists of a 2 mH coil, a 0.005 µF capacitor, and a 120 Ω resistor. The winding resistance of the coil is 12 Ω. The output voltage is taken off the resistor. Input voltage is 12 Vrms. What is the output voltage magnitude at the center frequency (f0)?
Options- A. 10.9 V
- B. 1.09 V
- C. 1.1 V
- D. 12 V Discuss
- 10. A series resonant band-stop filter consists of a 68 Ω resistor, a 110 mH coil, and a 0.02 µF capacitor. The internal resistance, RW, of the coil is 4 Ω. Input voltage is 200 mV. Output voltage is taken across the coil and capacitor in series. What is the output voltage magnitude at f0?
Options- A. 1.1 mV
- B. 11.1 mV
- C. 111 mV
- D. 200 mV Discuss
Passive Filters problems
Search Results
Correct Answer: 633 kHz
Correct Answer: 10.60 V
Correct Answer: a larger bandwidth
Correct Answer: 18 V peak-to-peak
Correct Answer: ?8.30 dB
Correct Answer: is 12 kHz
Correct Answer: 3,617 Hz
Correct Answer: 0 V
Correct Answer: 10.9 V
Correct Answer: 11.1 mV
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