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EEE :: FET(Field Effect Transistors)

  1. The input control parameter of a JFET is ___________

  2. A.

     gate voltage

    B.

     source voltage

    C.

     drain voltage

    D.

     gate current


  3. The input impedance of a JFET is ___________ that of an ordinary transistor

  4. A.

     equal to

    B.

     less than

    C.

     more than

    D.

     none of the above


  5. A MOSFET uses the electric field of a ___________ to control the channel current

  6. A.

     capacitor

    B.

     battery

    C.

     generator

    D.

     none of the above


  7. A JFET has three terminals, namely ___________

  8. A.

     cathode, anode, grid

    B.

     emitter, base, collector

    C.

     source, gate, drain

    D.

     none of the above


  9. The source terminal of a JEFT corresponds to ___________ of a vacuum tube

  10. A.

     plate

    B.

     cathode

    C.

     grid

    D.

     none of the above


  11. A JFET is a ___________ driven device

  12. A.

     current

    B.

     voltage

    C.

     both current and voltage

    D.

     none of the above


  13. A JFET has ___________ power gain

  14. A.

     small

    B.

     very high

    C.

     very small

    D.

     none of the above


  15. A JFET is also called ___________ transistor

  16. A.

     unipolar

    B.

     bipolar

    C.

     unijunction

    D.

     none of the above


  17. A common base configuration of a pnp transistor is analogous to ___________ of a JFET

  18. A.

     common source configuration

    B.

     common drain configuration

    C.

     common gate configuration

    D.

     none of the above


  19. A MOSFET has ___________ terminals

  20. A.

     two

    B.

     five

    C.

     four

    D.

     three