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Analog Electronics

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

 14-15 ev
 10-15 ev
 0 ev
 1-3 ev

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

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

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Analog Electronics
Energy gap of semiconductor is approx

 1 eV.
 0 eV.
 5 - 8 eV.
 > 8 eV .

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Analog Electronics
Colpitts oscillator is also called as

 Resonant circuit oscillator
 Tank circuit oscillator
All of these
 LC oscillator

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Analog Electronics
A LED produces light when

None of these
  forward biased.
  reverse biased.
  unbiased.

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Analog Electronics
The depletion region with in a pn junction is reduced when the junction has :

 forward bias.
 zero bias.
 reverse bias.
 all of these.

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