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Home ‣ Electronics ‣ Basic Op-Amp Circuits Comments
  • Question

  • When the capacitance in an active high-pass filter increases, the critical frequency decreases.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • Basic Op-Amp Circuits problems

    Search Results

    • 1. 

      It takes ______ for the output voltage in the given circuit to reach its maximum value.


    • Options
    • A. 0 s
    • B. 243.9 µs
    • C. 1 ms
    • D. 1.22 ms
      • Discuss
    • 2. The _____ is the time it takes for a capacitor to fully charge or discharge.

    • Options
    • A. transient time
    • B. pulse response
    • C. time constant
    • D. steady state
      • Discuss
    • 3. 

      The output voltage in the given circuit is _____ at the end of the second pulse.


    • Options
    • A. 1.06 V
    • B. 7.56 V
    • C. 3.32 V
    • D. 12 V
      • Discuss
    • 4. 

      If the component positions were switched in the given circuit, the circuit would be an ______.


    • Options
    • A. RL differentiator
    • B. RC differentiator
    • C. RL integrator
    • D. RC integrator
      • Discuss
    • 5. A(n) _____ will decrease the time constant in an RC integrator or differentiator.

    • Options
    • A. open resistor
    • B. open capacitor
    • C. shorted capacitor
    • D. leaky capacitor


      • Discuss
    • 6. The feedback component in an op-amp integrator is a capacitor.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. A zero-level detector is a type of comparator circuit.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. When used as a comparator, an op-amp is wired in a closed-loop configuration.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. To operate properly, an oscillator requires an external ac input signal.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. The output voltage of a summing amplifier is proportional to the product of the input voltages.

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

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