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ANALOG ELECTRONICS

Analog Electronics
The emitter of the transistor is generally doped the heaviest because it

  has to dissipate maximum power.
  must possess low resistance.
  has to supply the charge carriers.
  is the first region of transistor.

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Analog Electronics
In a properly biased NPN transistor most of the electrons from the emitter

  pass through the base to the collector.
  recombine with holes in the base .
  recombine in the emitter its self.
  are stopped by the junction barrier.

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Analog Electronics
The following relationship between α and β are correct except

  1 - α = 1 / (1 + β).
  α = β / (1 - β).
  β = α / (1 - α).
  α = β / (1 + β).

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Analog Electronics
Which of the following transistor configuration circuit is much less temperature dependent ?

None of these
  Common base.
  Common collector.
  Common emitter.

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Analog Electronics
The universal bias stabilization circuit is the most popular because

  its β sensitivity is low .
  IC does not depend on transistor characteristic.
  voltage divider is heavily loaded by transistor base .
  IC equals to IE.

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