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Analog Electronics

Analog Electronics
Which impurity is added into semiconductor to increase its conductivity ?

 extrinsic
 intrinsic
 doping
None of these

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Analog Electronics
Conduction electrons have more mobility than holes because they

None of these
 have negative charge
 need less energy to move them
 are free

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Analog Electronics
The universal bias stabilization circuit is the most popular because

  IC equals to IE.
  voltage divider is heavily loaded by transistor base .
  its β sensitivity is low .
  IC does not depend on transistor characteristic.

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Analog Electronics
When P-type substance is connected with positive and N-type is connected with negative terminal then P-N junction diode is in ....................

 Reverse biased
 No biased
 Forward biased
None of these

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Analog Electronics
Colpitts oscillator is also called as

 Tank circuit oscillator
 LC oscillator
All of these
 Resonant circuit oscillator

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Analog Electronics
For audio frequency applications, the popular oscillator used is

 Phase shift oscillator
 Wien bridge oscillator
 Crystal oscillator
 Hartley oscillator

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MORE MCQ ON Analog Electronics

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