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Home ‣ Electronics ‣ Capacitors See What Others Are Saying!
  • Question

  • A capacitor takes ___ time constants to charge to 95% of its capacity.


  • Options
  • A. 2
  • B. 3
  • C. 4
  • D. 5

  • Correct Answer
  • 3 

    • Tags: Bank Exams, Bank PO

    More questions

    • 1. The TO-5 operational amplifier package can have 5 pins.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. 

      After the rising edge of the input pulse occurs, it takes ______ for the voltage across the resistor to decrease to zero in the given circuit.


    • Options
    • A. 0 s
    • B. 68 µs
    • C. 340 µs
    • D. 500 µs
      • Discuss
    • 3. 

      Which circuit is represented by the frequency response curve in the given figure?


    • Options
    • A. High-pass filter
    • B. Low-pass filter
    • C. Band-pass filter
    • D. Band-stop filter


      • Discuss
    • 4. Which statement about a series RC circuit is true?

    • Options
    • A. The capacitor's voltage drop is in phase with the resistor's voltage drop.
    • B. The current leads the source voltage.
    • C. The current lags the source voltage.
    • D. The resistor voltage lags the current.
      • Discuss
    • 5. 

      Which of the following statements is true if the inductor shorts out in the circuit in the given circuit?


    • Options
    • A. Each component drops 5 V.
    • B. The impedance equals 0 Ω.
    • C. The power factor equals 1.
    • D. The phase angle equals 90°.
      • Discuss
    • 6. 

      If the load in the given circuit is 120 kΩ , what is the loaded output voltage?


    • Options
    • A. 4.21 V
    • B. 15.79 V
    • C. 16 V
    • D. 19.67 V
      • Discuss
    • 7. 

      Which of the following statements is true if R = 100 Ω and XL = 100 Ω in the circuit in the given circuit?


    • Options
    • A. Each component drops 5 V.
    • B. The impedance equals 200 Ω.
    • C. The power factor equals 1.
    • D. The phase angle equals 45°.
      • Discuss
    • 8. 

      If a voltage is connected between contacts 2 and 3 in the given circuit, which resistors will carry current?


    • Options
    • A. All twelve resistors will carry current.
    • B. Only R6 and R11 will carry current.
    • C. Only R2, R4, R6, and R11 will carry current.
    • D. Only R3, R6, R9, and R12 will carry current.
      • Discuss
    • 9. IDSS can be defined as:

    • Options
    • A. the minimum possible drain current
    • B. the maximum possible current with VGS held at ?4 V
    • C. the maximum possible current with VGS held at 0 V
    • D. the maximum drain current with the source shorted
      • Discuss
    • 10. The triac provides better dc power control than the SCR.

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

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