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Analog Electronics

Analog Electronics
Silicon and Germanium are ________ elements.

 trivalant
 hexavalant
 tetravalant
 pentavalant

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

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

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Analog Electronics
The major advantage of a photo transistor as compared to a photo diode is its

  increased sensitivity.
 durability.
 AC operation.
 response to higher frequencies.

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Analog Electronics
A 10 V DC regulator power supply has a regulation of 0.005 %. The output voltage will vary within an envelope of __________________ milivolt.

  0.05.
  0.5.
  2.5.
  5.

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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 ....................

 Forward biased
None of these
 No biased
 Reverse biased

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Analog Electronics
The value of total collector electric current in a CB circuit is

  IC = αIE - ICO.
  IC = βIE.
  IC = αIE + ICO.
  IC = αIE.

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