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Analog Electronics

Analog Electronics
The effective channel length of a MOSFET in a saturation decreases with increase in

Drain voltage
Source voltage
Body voltage
Gate voltage

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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
The number of valence electrons in silicon atom are :

 2
 1
 3
 4

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Analog Electronics
The collector current is 1.5 mA. If the current gain is 50, the base current is

 3 µA.
  30 µA.
 3 mA.
 150 µA.

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Analog Electronics
In a JFET, the primary control on drain electric current is exerted by

  voltage drop across channel.
  channel resistance.
  gate reverse bias.
  size of depletion regions.

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Analog Electronics
In a N-type semiconductor material electrons are ....................

 Majority charge carriers
 High charge carriers
 Minority charge carriers
 Low charge carriers

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MORE MCQ ON Analog Electronics

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