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Analog Electronics

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

 neither.
 holes.
 both.
  free electrons.

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Analog Electronics
In a bipolar junction transistor the base region is made very thin so that

  electric field gradient in base is high.
  recombination in base region is minimum.
  base can be easily biased.
  base can be easily fabricated.

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Analog Electronics
A forward potential of 10 V is applied to a silicon diode. A resistance of 1KΩ is also in series with the diode. The electric current is

  0.7 mA.
  9.3 mA.
  10 mA.
  0.

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Analog Electronics
The collector characteristics of a common - emitter connected transistor may be used to find its

  voltage gain.
  base current.
  input resistance.
  output resistance .

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Analog Electronics
A transistor series voltage regulator is called emitter follower regulator because the emitter of the pass transistor follows the ________________________ voltage.

  input.
  base.
  collector.
  output.

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Analog Electronics
A transistor has how many PN junctions?

 1.
 4.
  2.
 3.

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