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Analog Electronics

Analog Electronics
If the emitter resistor is open, the collector voltage is

  high.
 unknown.
 unchanged.
 low.

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Analog Electronics
Silicon and Germanium are ________ elements.

 tetravalant
 trivalant
 pentavalant
 hexavalant

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Analog Electronics
In a transistor leakage current mainly depends on

Size of emitter
Temperature
Doping of base
Rating of transistor

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Analog Electronics
The emitter of the transistor is doped

  lightly.
  none of these
  moderately.
  heavily.

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Analog Electronics
Colpitts oscillator is also called as

 Tank circuit oscillator
 Resonant circuit oscillator
 LC oscillator
All of these

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Analog Electronics
What is true about the breakdown voltage in a zener diode?

  It equals the electric current times the resistance.
  It destroys the diode.
  It is approximately constant.
  It decreases when electric current increases.

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