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Home ‣ Electronics ‣ Basic Op-Amp Circuits See What Others Are Saying!
  • Question

  • Above the critical frequency (fc) of a low-pass filter, the output voltage gain _______.


  • Options
  • A. does not change
  • B. doubles for every 1 kHz increase in frequency
  • C. increases
  • D. decreases

  • Correct Answer
  • decreases 

    • More questions

    • 1. Clampers are often called peak detectors.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. A transformer that has 700 turns in the primary and 35 turns in the secondary has a turns ratio of 20:1.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The operands in an addition operation consist of the augend and the addend.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. In a BJT, the collector current is approximately equal to the base current.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. A sine wave has:

    • Options
    • A. four quadrants
    • B. two alternations
    • C. one period
    • D. all of the above
      • Discuss
    • 6. The greater the selectivity, the wider the bandwidth.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. The unit of magnetic flux density is the weber.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. PROMs are volatile.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. A monostable multivibrator must be triggered.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. Generally, increasing the resistance in a circuit will decrease the current.

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

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