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Analog Electronics

Analog Electronics
The number of orbiting electrons in germanium atom are :

 32
 28
 42
 36

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Analog Electronics
Semiconductor material is

 Tetravalent
 Pentavalent
 Trivalent
 Bilateral

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Analog Electronics
When a reverse bias is applied to gate of JFET the depletion region width

  is wider near the drain and tapers near source.
None of these
  is wider near the source and tapers near the drain.
  is uniform in the channel.

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Analog Electronics
The early effect in a bipolar junction transistor is caused by

Large collector-base reverse bias
Fast turn-off
Large emitter-base forward bias
Fast turn-on

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Analog Electronics
The following are the necessary requirements of an oscillator

 Both A and B
 Power stability
 Amplitude stability
 Frequency stability

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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.
  1 V.
  2 micro V.
  10 V.

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MORE MCQ ON Analog Electronics

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