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Analog Electronics

Analog Electronics
The percentage voltage regulation of voltage supply providing 100 V unloaded and 95 V at full load is

  5 %.
  none of them.
  5.3 %.
  0.53 %.

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Analog Electronics
N-type extrinsic semiconductor is obtained by adding

 tetravalent impurity
 trivalent impurity
 pentavalent impurity
All of these

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Analog Electronics
In deriving ac equivalent circuit for an amplifier circuit we short circuit

All inductors
All capacitors
All transistors
All resistors

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Analog Electronics
Conduction electrons have more mobility than holes because they

 need less energy to move them
 are free
 have negative charge
None of these

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Analog Electronics
The AC base voltage of an emitter follower is across the

 load resistor.
  emitter diode and external AC emitter resistance.
 emitter diode.
 DC emitter resistor.

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Analog Electronics
The gate controls

  the gate voltage.
  the width of the channel.
  the drain current.
  all of them.

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