logo

CuriousTab

CuriousTab

Discussion


Home Electronics and Communication Engineering Analog Electronics See What Others Are Saying!
  • Question
  • Study the circuit of figure and examine the following statements
    Study the circuit of figure and examine the following statements It is an active low pass finer. It

    1. It is an active low pass finer.
    2. It is a second order filter.
    3. The change in gain is 40 dB/decade.
    Which of the above statements are correct?


  • Options
  • A. 1, 2 and 3
  • B. 1 and 2
  • C. 1 and 3
  • D. 2 and 3

  • Correct Answer
  • 1, 2 and 3 

    Explanation
    The circuit is a second order active low pass filter for which gain is 40 dB/decade.

    More questions

    • 1. The characteristic impedance of a cable is about

    • Options
    • A. 300 ?
    • B. 50 ?
    • C. 5 ?
    • D. 2 ?
    • Discuss
    • 2. A copper atom is neutral. Its core has a net charge of

    • Options
    • A. 0
    • B. + 1
    • C. - 1
    • D. + 2
    • Discuss
    • 3. The characteristics of which device has peak point and valley point

    • Options
    • A. SCR
    • B. PUT
    • C. SCS
    • D. Shockley diode
    • Discuss
    • 4. Schrodinger wave equation is partial differential equation.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. The output frequency of a cycloconverter can be changed by changing the firing angle.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. Most of the memory chips in static RAM

    • Options
    • A. do not require any supply
    • B. need 2 V supply
    • C. need 5 V supply
    • D. need 12 V supply
    • Discuss
    • 7. In crystalline solids, atoms are stacked in a regular manner.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. The classes of solid dielectrics are

    • Options
    • A. A, B, C, D, E, F, H
    • B. A E B F H C D
    • C. Y A E B F H C
    • D. A E B F H C
    • Discuss
    • 9. The unit for mmf is

    • Options
    • A. A
    • B. Wb
    • C. T
    • D. V
    • Discuss
    • 10. In a single phase full wave regulator, the firing angles in the positive and negative half cycles are generally

    • Options
    • A. equal
    • B. different
    • C. equal or different
    • D. different but sometimes equal
    • Discuss


    Comments

    There are no comments.

Enter a new Comment