Home / EEE / Electronics and Instrumentation :: section-1

EEE :: Electronics and Instrumentation

  1. A voltmeter is connected in a ___________ with the circuit component across which potential difference is to be measured.

  2. A.

     Parallel

    B.

     Series

    C.

     Series or parallel

    D.

     None of the above

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. The slewing speed of X-Y recorder is

  4. A.

     1.6 m/s

    B.

     1.3 m/s

    C.

     1.4 m/s

    D.

     1.5 m/s

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. The resistance of LDR ____________ when exposed to radiant energy.

  6. A.

     Remains unaltered

    B.

     Increases

    C.

     Reaches maximum

    D.

     Decreases

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. Fiber optic sensor can be used to sense ____________.

  8. A.

     Displacement

    B.

     Power

    C.

     Current

    D.

     Resistance

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. Most commonly used indicator electrode is

  10. A.

     Calomel electrode

    B.

     Silver electrode

    C.

     Silver – Silver chloride electrode

    D.

     Glass electrode

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. To reduce common mode interference during recording of bio signals one can use __________.

  12. A.

     Buffer amplifier

    B.

     Differential amplifier

    C.

     Single ended amplifier

    D.

     Chopper amplifier

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. A series ohmmeter circuit uses a 3 V battery and a 1 mA meter movement. What is the half-scale resistance for this movement?

  14. A.

     3 kΩ

    B.

     kΩ

    C.

     kΩ

    D.

     6 kΩ

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. The size of air cored transducers in comparison to the iron core parts is

  16. A.

     Smaller

    B.

     Larger

    C.

     Same

    D.

     Unpredictable

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. pH value of venous blood is

  18. A.

     7.30

    B.

     7.40

    C.

     7.35

    D.

     7.45

    View Answer

    Workspace

    Discuss Discuss in Forum


  19. The resolution limit of electron microscope is

  20. A.

     2 V

    B.

     1 A.V

    C.

     1.5 A.V

    D.

     1.2 A.V

    View Answer

    Workspace

    Discuss Discuss in Forum