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Analog Electronics

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

 0.3V
 1.6V
 1.5V
 0.7V

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Analog Electronics
With both bases grounded, the only offset that produces an error is the

  β.
  input offset voltage.
  input offset current.
  input bias current.

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Analog Electronics
The barrier potential across each silicon depletion layer is

  0.7 V.
 0.3 V.
 0 V.
 1 V.

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Analog Electronics
Which material behave like perfect insulators at low temperatures & conductor at higher temperature ?

 GaAs
 All the above
 Si
 Ge

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Analog Electronics
In a common emitter, unbypassed resister provides

current series feedback
positive current feedback
negative voltage feedback
voltage shunt feedback

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Analog Electronics
Feedback circuit in an oscillator can be accomplished by

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

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