Friday, 22 January 2016

Electronics Quiz


  1. A PN junction is a/an

    2. amlifier
    capacitor
    rectifier

  2. In forward region of its characteristics, a Diode appears an a/an

    3. Off switch
    On switch
    High resistor

  3. Zener diode is used as the main component in dc power supply for

    4. Rectification
    Voltage regulation
    Both (a) and (b)

  4. Transistor is

    5. Current controlled current device
    Current controlled voltage device
    Voltage controlled current device

  5. The output characteristics curve of a transistor is much more like those of

    6. A diode
    A tetrode
    A triode

  6. In a bipolar transistor, if the electrons flow into the emitter

    7. Electrons flow out of collector
    Holes flow out of collector
    Electrons flow into the emitter

  7. Zener diode is usually operated in

    8. Forward bias mode
    Reverse bias mode
    Both (a) and (b)

  8. Junction breakdown occurs

    9. with forward bias
    under reverse bias
    under high temperature condition

  9. Zener breakdown occurs

    10. mostly in germanium junctions
    in lightly doped junctions
    due to rupture of covalent bonds

  10. Current flows in a semiconductor depends on the phenomenon of

    11. Drif
    diffusion
    both (a) and (b)

Posted by at
Labels: , , , , ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)