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Analog Electronics

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

 Insulating
None of these
 Conducting
 Doping

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Analog Electronics
The electric current ICBO flows in the

  collector and base leads.
  emitter and base leads.
  none of them.
  emitter and collector leads.

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Analog Electronics
A zener diode

  is a battery.
  is forward biased.
  has a constant voltage in the breakdown region.
  has a barrier potential of 1 V.

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Analog Electronics
A JFET can operate in

  none of these.
  enhancement mode only.
  depletion and enhancement mode only.
  depletion mode only.

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Analog Electronics
Class B amplifier is biased

 at midpoint of load line.
 nearly twice cut-off.
None of these
 just at cut-off.

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Analog Electronics
Energy gap of conductor is

 0 eV.
 8 eV.
 1 - 2 eV.
 5 - 8 eV.

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