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Analog Electronics

Analog Electronics
The number of valence electrons in silicon atom are :

 4
 1
 3
 2

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Analog Electronics
The most commonly used amplifier in sample & hold circuits is

An inverting amplifier with a gain of 10
A unity gain non-inverting amplifier
An inverting amplifiers with a gain of 100
A unity gain inverting amplifier

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Analog Electronics
Which of the following is trivalent impurity ?

None of these
 Boron
 Antimony
 Silicon

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Analog Electronics
In a zener diode shunt voltage regulator, the diode regulates so long as it is kept in ______________________ condition.

  loaded.
  unloaded.
  forward.
  reverse.

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Analog Electronics
The main advantage of CMOS is its

  high power rating.
  switching capability.
  small - signal operation.
  low power consumption.

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

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

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