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Analog Electronics

Analog Electronics
Energy gap of conductor is

 5 - 8 eV.
 1 - 2 eV.
 8 eV.
 0 eV.

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Analog Electronics
Early effect in BJT refers to

  thermal breakdown.
  base narrowing.
  zener breakdown.
  avalanche breakdown.

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Analog Electronics
In a CB amplifier the maximum efficiency could be

99%
25%
50%
85%

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Analog Electronics
The common-mode voltage gain is

  smaller than the voltage gain.
  equal to the voltage gain.
None of these
  greater than the voltage gain.

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Analog Electronics
Junction field effect transistors (JFET) contain how many diodes?

  1.
  2.
  4.
  3.

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Analog Electronics
In a JFET, if the gate voltage Vgs is made more negative, then

  channel conductivity decreases.
  channel electric current increases .
  channel conductivity increases.
  depletion region decreases.

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