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Analog Electronics

Analog Electronics
Which process is used for adding impurity into a pure semiconductor material ?

 Conducting
 Doping
 Insulating
None of these

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Analog Electronics
Reverse saturation electric current in a silicon pn junction diode nearly doubles for very

  5° rise in temperature.
  10° rise in temperature.
  6° rise in temperature.
  2° rise in temperature.

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Analog Electronics
Avalanche breakdown in a diode occurs when

  reverse bias exceeds a certain value.
None of these
  forward electric current exceeds certain value.
  potential barrier is reduced to zero.

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Analog Electronics
The base - emitter voltage is usually

 more than the base supply voltage.
 equal to the base supply voltage.
 none of these.
  less than the base supply voltage.

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Analog Electronics
When P-type substance is connected with negative and n-type is connected with positive terminal of the battery then P-n junction diode is in ....................

None of these
 No biased
 Forward biased
 Reverse biased

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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.
  2.
  1.5.
  3.

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