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Analog Electronics

Analog Electronics
In an NPN transistor, the majority carriers in the emitter are

  free electrons.
 neither.
 holes.
 both.

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Analog Electronics
Which of following is the point of reference JFET?

  Drain.
  None of above.
  Source.
  Gate.

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Analog Electronics
What does MOS stand for?

  None of them.
  Metal - on silicon.
  Metal - oxide semiconductor.
  Metal - oxide silicon.

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Analog Electronics
The properties of JFET resemble those of

  NPN transistors.
  thermionic valves.
  PNP transistors.
  UJT.

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Analog Electronics
Donors to a semiconductor material is

 Divalant
 Trivalant
 Pentavalant
 Tetravalant

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Analog Electronics
When pn junction is reverse biased

All of these
 a small current flows through it because of minority carriers
 it offers a very high resistance
 the witdh of depletion layer increases

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