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RC Circuits problems

  • 1. The impedance of a series RC circuit varies directly with frequency.

  • Options
  • A. True
  • B. False
    • Discuss
  • 2. In a lag network, the output voltage lags the input voltage in phase.

  • Options
  • A. True
  • B. False
    • Discuss
  • 3. The resistor voltage is always out of phase with the current.

  • Options
  • A. True
  • B. False
    • Discuss
  • 4. Apparent power is expressed in watts.

  • Options
  • A. True
  • B. False
    • Discuss
  • 5. A filter passes all frequencies.

  • Options
  • A. True
  • B. False
    • Discuss
  • 6. In an RC circuit, the impedance is determined by both the resistance and the capacitive reactance combined.

  • Options
  • A. True
  • B. False
    • Discuss
  • 7. An imaginary number is one that exists only in the mind of the mathematician.

  • Options
  • A. True
  • B. False
    • Discuss
  • 8. Total current in an RC circuit always leads the source voltage.

  • Options
  • A. True
  • B. False
    • Discuss
  • 9. The polar form of a complex number consists of a real part and a j part.

  • Options
  • A. True
  • B. False
    • Discuss
  • 10. The circuit phase angle is the angle between the total current and the applied (source) voltage.

  • Options
  • A. True
  • B. False
    • Discuss

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