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Home ‣ Electronics ‣ Capacitors Comments
  • Question

  • Between any two time constants, the charge on a capacitor changes about 63%.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • Capacitors problems

    Search Results

    • 1. This circuit is a low-pass filter.


    • Options
    • A. True
    • B. False
      • Discuss
    • 2. Ceramic capacitors have higher voltage ratings than electrolytic capacitors.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The frequency response curve illustrates that as the frequency of the input increases, the voltage of the output will decrease.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The impedance in an RC parallel circuit is

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. Capacitive reactance is inversely proportional with frequency.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. The greater the distance between the plates of a capacitor, the smaller the capacitance value.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. A 10 µF capacitor will have more capacitive reactance than a 20 µF capacitor in a 60 Hz circuit.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. 

      In the given circuit, the voltage across the capacitor 1 ms after the switch is closed is 11.61 V.


    • Options
    • A. True
    • B. False
      • Discuss
    • 9. A capacitor is charged when one of its plates has more electrons than the other plate.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. 

      The reactance of C2 is _____ in the given circuit.


    • Options
    • A. 66 Ω
    • B. 80 Ω
    • C. 199 Ω
    • D. 398 Ω
      • Discuss

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