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Analog Electronics

Analog Electronics
For Germanium pn junction, the maximum value of barrier potential is

 0.7V
 0.3V
 1.5V
 1.6V

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Analog Electronics
What is the most important fact about the collector current?

  It approximately equals the emitter current.
 It equals the base current divided by the current gain.
 It is measured in milliampere.
 It is small.

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Analog Electronics
Feedback circuit in an oscillator can be accomplished by

 Resistive coupling between input and output
 Capacitive coupling between input and output
 Any one or combinations of the above methods
 Inductive coupling between input and output

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Analog Electronics
In the active region, the collector current is not changed significantly by

 base supply voltage.
  collector resistance.
 base current.
 current gain.

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Analog Electronics
Given (135)x + (144)x = (323)x what is the value of base x?

 3
 6
 5
 4

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

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

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