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Analog Electronics

Analog Electronics
The majority carriers in the emitter of a PNP transistor are

 holes.
 trivalent atoms.
 free electrons.
 pentavalent atoms.

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Analog Electronics
Large electric current flow of a BJT occurs

  through emitter-collector
  in collector.
  in emitter.
  in base.

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Analog Electronics
Most small - signal E - MOSFETs are found in

  integrated circuit.
  heavy - current applications.
  disk drives.
  discrete circuits.

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Analog Electronics
Which process is used for adding impurity into a pure semiconductor material ?

None of these
 Doping
 Conducting
 Insulating

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Analog Electronics
The voltage gain of a loaded differential amp is

  large than the unloaded voltage gain.
  equal to RC / re.
  impossible to determine.
  smaller than the unloaded voltage gain.

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Analog Electronics
The encapsulation of transistor is necessary for

Preventing photo-emission effects
Mechanical ruggedness
Avoiding loss of free electrons
Preventing radio interference

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MORE MCQ ON Analog Electronics

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