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Analog Electronics

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

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

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Analog Electronics
Colpitts oscillator is also called as

 LC oscillator
 Tank circuit oscillator
All of these
 Resonant circuit oscillator

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Analog Electronics
In a N-type semiconductor material holes are ......................

 High charge carriers
 Majority charge carriers
 Minority charge carriers
 Low charge carriers

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Analog Electronics
Germanium has

 molecular bond.
 ionic bond.
 metallic bond.
 covalent bond.

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

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

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Analog Electronics
A zener diode

  has a barrier potential of 1 V.
  is forward biased.
  has a constant voltage in the breakdown region.
  is a battery.

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