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Analog Electronics

Analog Electronics
The leakage current in a pn junction is in order of

 A
 KA
None of these
 µA

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Analog Electronics
What is true about the breakdown voltage in a zener diode?

  It destroys the diode.
  It decreases when electric current increases.
  It is approximately constant.
  It equals the electric current times the resistance.

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Analog Electronics
A Schottky diode is a

 both a majority and a minority carrier diode.
 fast recovery diode.
 minority carrier device.
 majority carrier device.

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Analog Electronics
Avalanche breakdown in a diode occurs when

  potential barrier is reduced to zero.
  reverse bias exceeds a certain value.
None of these
  forward electric current exceeds certain value.

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Analog Electronics
Which of following is the fastest switching device ?

  BJT.
  JFET.
  MOSFET.
  Triode.

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Analog Electronics
In modern the MOSFET, the material used for the gate is

  high - purity silica.
  high - purity silicon.
  heavily doped poly crystalline silicon.
  epitaxially grown silicon.

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