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Home ‣ Electrical Engineering ‣ Time Response of Reactive Circuits See What Others Are Saying!
- Question
Referring to Problem 5, how long will it take the capacitor to discharge if the internal resistance of the pulse source is 100 Ω?
Options- A. 300 µs
- B. 600 µs
- C. 900 µs
- D. 1.5 ms
- Correct Answer
- 1.5 ms
- 1. XC is inversely proportional to frequency and capacitance.
Options- A. True
- B. False Discuss
- 2. A string of five series resistors is connected across a 6 V battery. Zero voltage is measured across all resistors except R3. The voltage across R3 is
Options- A. 0 V
- B. 1.2 V
- C. 6 V
- D. 0.6 V Discuss
- 3. A sawtooth wave has a period of 10 ms. Its frequency is
Options- A. 10 Hz
- B. 50 Hz
- C. 100 Hz
- D. 1,000 Hz Discuss
- 4. A 5 mH, a 4.3 mH, and a 0.6 mH inductor are connected in parallel. The total inductance is
Options- A. 9.9 mH
- B. greater than 5 mH
- C. 9.9 mH or greater than 5 mH
- D. less than 0.6 mH Discuss
- 5. A filter passes certain frequencies and rejects others.
Options- A. True
- B. False Discuss
- 6. 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
- 7. A current of 200 µA through a 6.8 kΩ resistor produces a voltage drop of
Options- A. 34.4 V
- B. 340 V
- C. 13.6 V
- D. 1.36 V Discuss
- 8. The output of an RC integrator is taken across the
Options- A. diode
- B. capacitor
- C. resistor
- D. source Discuss
- 9. A 6.8 kΩ resistor, a 7 mH coil, and a 0.02 µF capacitor are in parallel across a 17 kHz ac source. The coil's internal resistance, RW, is 30 Ω. The equivalent parallel resistance, Rp(eq), is
Options- A. 1,878 Ω
- B. 18,780 Ω
- C. 18,750 Ω
- D. 626 Ω Discuss
- 10. If 24 V are applied across a resistor and there are 10.9 mA of current, the resistance is
Options- A. 220 kΩ
- B. 22 kΩ
- C. 2.2 kΩ
- D. 220 Ω Discuss
More questions
Correct Answer: True
Correct Answer: 6 V
Correct Answer: 100 Hz
Correct Answer: less than 0.6 mH
Correct Answer: True
Explanation:
Filters that are designed to remove certain frequencies and allow others.
Band- pass filter - only frequencies in a frequency band are passed.
Notch filter - rejects just one specific frequency.
Correct Answer: 633 kHz
Correct Answer: 1.36 V
Correct Answer: capacitor
Correct Answer: 18,780 Ω
Correct Answer: 2.2 kΩ
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