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Analog Electronics

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

All resistors
All transistors
All inductors
All capacitors

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Analog Electronics
Acceptors impurities are of ________ material

 p-type
 solid
 n-type
 Both A and B

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Analog Electronics
Secondary breakdown occures in

 None of these.
 MOSFET but not in BJT.
  BJT but not is MOSFET.
 Both BJT and MOSFET.

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Analog Electronics
MOSFET uses the electric field of

  none of these.
  both (A) and (B).
  gate capacitance to control the channel current.
  barrier potential of p-n junction to control the channel current.

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Analog Electronics
Electrons in p-type material of a semi-conductor are called as

 valance carriers
 majority carriers
 either minority carriers or majority carriers
 minority carriers

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Analog Electronics
The Barkhausen criterion for an oscillator

 Loop gain should be unity
 Both A and C
 Loop gain should be less than unity
 The phase of a feedback signal with respect to input should be 0° or 360°

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