Analog Electronics
What will happen if doping of an intrinsic semiconductor with pentavalent impurity atom ?

 Fermi level fall
 Fermi level not change
None of these
 Fermi level raises

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Analog Electronics
Conventional biasing of a BJT has

  EB reversed biased and CB forward biased.
  EB forward biased and CB reversed biased.
  EB reversed biased and CB reversed biased.
  EB forward biased and CB forward biased.

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Analog Electronics
For an NPN transistor in normal bias

  only majority carriers cross the collector junction.
  Je is forward biased and Jc is reverse biased.
  only holes cross the collector junction.
  the emitter junction has high resistance.

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