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Analog Electronics

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

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

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Analog Electronics
For a reverse biased pn junction, the electric current through the junction increases abruptly at

  0 V.
  breakdown voltage.
  0.2 eV.
  7.2 eV.

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Analog Electronics
The forbidden energy gap between valance band and conduction band in semiconductor material is about

 15 eV
 0 eV
None of these
 1eV

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Analog Electronics
The base-emitter voltage of the second approximation is

  0.7 V.
 1 V.
 0.3 V.
 0 V.

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Analog Electronics
The ideal value of stability factor of a biasing circuit is

  10.
  100.
  1.
  5.

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Analog Electronics
An opamp has a voltage gain of 200,000. If the output voltage is 1 V, the input voltage is

  2 micro V.
  10 V.
  5 5 micro V.
  1 V.

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