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Analog Electronics

Analog Electronics
What is the range of energy band gap of semiconductors ?

 0 ev
 14-15 ev
 10-15 ev
 1-3 ev

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Analog Electronics
The reverse saturation electric current of a pn junction varies with temperature (T) as

  T2.
  independent of T.
  1 / T.
  T.

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Analog Electronics
In the diode equation, the voltage equivalent of temperature

  11600 / T.
  11600 / T2.
  T × 11600.
  T / 11600.

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Analog Electronics
When a junction diode is Forward Biased the thickness of the depletion region is................

 Smaller
  Not determine
 Larger
 Medium

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Analog Electronics
The early effect in a bipolar junction transistor is caused by

Large collector-base reverse bias
Large emitter-base forward bias
Fast turn-off
Fast turn-on

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Analog Electronics
MOSFET uses the electric field of

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

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