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Analog Electronics

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

All capacitors
All resistors
All transistors
All inductors

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Analog Electronics
What is the condition if no external potential energy is applied to the PN junction then diode ?

None of these
 Forward biased
 Zero Bias
 Reversed biased

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Analog Electronics
A U shaped, opposite-polarity material built near a JFET-channel center is called the

  heat sink.
  gate.
  drain.
  block.

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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.

  collector.
  output.
  base.
  input.

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Analog Electronics
Field effect transistor (FET) operates on

  minority carries only .
  on both majority and minority carriers.
  positive charged ions only.
  majority carriers only.

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Analog Electronics
The voltage follower has a

  large closed - loop output impedance.
  small open - loop voltage gain.
  closed - loop bandwidth of zero.
  closed - loop voltage gain of unity.

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