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Analog Electronics

Analog Electronics
Semiconductor material is

 Trivalent
 Tetravalent
 Pentavalent
 Bilateral

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Analog Electronics
Which of the following is a semiconductors material ?

 GaAs
 All the above
 Si
 Ge

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

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

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Analog Electronics
Acceptor type impurities

 are used to make P-type semiconductor
All of these
 have three valance electrons
 Create excess holes

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Analog Electronics
Reverse saturation electric current in a silicon pn junction diode nearly doubles for very

  6° rise in temperature.
  10° rise in temperature.
  2° rise in temperature.
  5° rise in temperature.

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Analog Electronics
The AC base voltage of an emitter follower is across the

 emitter diode.
  emitter diode and external AC emitter resistance.
 DC emitter resistor.
 load resistor.

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