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Analog Electronics

Analog Electronics
The number of valence electrons in silicon atom are :

 2
 3
 1
 4

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Analog Electronics
Energy gap of semiconductor is approx

 0 eV.
 1 eV.
 5 - 8 eV.
 > 8 eV .

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Analog Electronics
Depending upon the switching recovery time and on state drop, the power diodes are types

 None of these.
 Fast recovery, Schottky.
 General purpose, fast recovery.
  General purpose, fast recovery and schottly.

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Analog Electronics
The input offset electric current equals the

 difference between the two base-emitter voltages.
 collector electric current divided by the base current.
 average of the two base currents.
 difference between the two base currents.

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Analog Electronics
For a transistor amplifier with self- biasing network, the following components are used: R1 = 4 KΩ, R2 = 4 KΩ and RE = 1 KΩ, the approximate value of stability factor will be

  4.
  1.5.
  2.
  3.

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Analog Electronics
The collector current is 1.5 mA. If the current gain is 50, the base current is

  30 µA.
 3 mA.
 3 µA.
 150 µA.

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