MCQ Set 1- Electronics

12 Questions | Total Attempts: 959

SettingsSettingsSettings
MCQ Set 1- Electronics

This is MCQ Test with 12 Questions. The evaluation of the test taken by a candidate will be provided on line after submission of the answer of last question. Duration of The Test- 18 minutes**Note- This test is available only to authorized users. This MCQ is created bySatyajit's ClassesMr. Satyajit MukherjeeTele- (+91)-9433123487 / (+91)-(033) - 25394855Website- https://satyajit. Page4. MeEmail- satyajit. [email protected] ComInstructions Once the test has started, do not press the refresh button (or F5 on your keyboard)Once the test time is over, you will be awarded a grace duration to wrap up the test and "Submit" it.  Ensure you are Internet connected when submitting.


Questions and Answers
  • 1. 
    A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled, then voltage across each resistor is
    • A. 

      Halved

    • B. 

      Doubled

    • C. 

      Increase by 4 times

    • D. 

      Remains the same

  • 2. 
    In a JFET gates are always –
    • A. 

      Forward biased

    • B. 

      Reverse biased

    • C. 

      Unbiased

    • D. 

      None

  • 3. 
    Schering bridge is used to measure
    • A. 

      Frequency

    • B. 

      inductance

    • C. 

      Capacitance

    • D. 

      Mutual inductance

  • 4. 
    Super position theorem is NOT applicable to networks containing
    • A. 

      Non linear elements

    • B. 

      Dependant voltage sources

    • C. 

      Dependant current sources

    • D. 

      Transformers

  • 5. 
    Common Base Configuration has
    • A. 

      Low input resistance and low output resistance

    • B. 

      Low input resistance and high output resistance

    • C. 

      High input resistance and low output resistance

    • D. 

      High input resistance and high output resistance

  • 6. 
    The popular IC 741 is
    • A. 

      Voltage regulator

    • B. 

      Comparator

    • C. 

      Operational amplifier

    • D. 

      Timer

  • 7. 
    Which of the following was used for digital transmission?
    • A. 

      PAM

    • B. 

      PPM

    • C. 

      PWM

    • D. 

      PCM

  • 8. 
    Modulation system employed in Video broad cast of TV is
    • A. 

      AM

    • B. 

      PM

    • C. 

      FM

    • D. 

      PCM

  • 9. 
    Modulation system employed in Audio broad cast of TV is
    • A. 

      AM

    • B. 

      PM

    • C. 

      FM

    • D. 

      PCM

  • 10. 
    Human eye is most sensitive to?
    • A. 

      Blue

    • B. 

      Green

    • C. 

      Red

    • D. 

      Violet

  • 11. 
    With introduction of –ve feed back, the Gain – Bandwidth product of an amplifier
    • A. 

      Becomes infinity

    • B. 

      Decreases

    • C. 

      Increases

    • D. 

      Remains constant

  • 12. 
    RC Coupled amplifier with no Emitter bypass capacitor is an example of
    • A. 

      Voltage series feedback

    • B. 

      Voltage shunt feedback

    • C. 

      Current series feedback

    • D. 

      Current shunt feedback

Back to Top Back to top