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Analog Electronics

Analog Electronics
Which of the following is a semiconductors material ?

 GaAs
 Ge
 Si
 All the above

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Analog Electronics
The transition capacitance of a reverse biased pn junction having uniform doping on both sides, varies with junction voltage ( VB ) as

  ( VB )2.
  VB.
  ( VB )- 1 / 2.
  1 / VB.

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Analog Electronics
The percentage voltage regulation of voltage supply providing 100 V unloaded and 95 V at full load is

  0.53 %.
  5.3 %.
  none of them.
  5 %.

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Analog Electronics
Which of the following is not associated with a p-n junction

Depletion capacitance
Junction capacitance
Channel length modulation
Charge storage capacitance

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Analog Electronics
Silicon and Germanium are ________ elements.

 hexavalant
 tetravalant
 trivalant
 pentavalant

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Analog Electronics
When the Q point moves along the load line, VCE decreases when the collector current

 decreases.
  increases.
None of these
 stays the same.

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