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Analog Electronics

Analog Electronics
A depletion MOSFET differs from a JFET in the sense that it has no

  channel.
  substrate.
  gate.
  p - n junction.

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

 holes.
 trivalent atoms.
 pentavalent atoms.
 free electrons.

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Analog Electronics
What is the charge of mobile charge carriers of holes ?

 No charged
None of these
 Positively charged
 Negatively charged

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Analog Electronics
Field effect transistor (FET) operates on

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

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Analog Electronics
When the two input terminals of a differential amplifier are grounded

  the ac output voltage is zero.
  an output error voltage usually exists.
  the base currents are equal.
  the collector currents are equal.

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Analog Electronics
When a junction diode is Reverse Biased then diode acts like .......................

 An open switch
 Close switch
 Short switch
None of these

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