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Analog Electronics

Analog Electronics
The feedback factor of a Wien bridge oscillator using Op-Amp is

 1/3
 1/2
 1/4
 1

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Analog Electronics
The collector current is 1.5 mA. If the current gain is 50, the base current is

  30 µA.
 3 mA.
 150 µA.
 3 µA.

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Analog Electronics
The properties of JFET resemble those of

  UJT.
  NPN transistors.
  thermionic valves.
  PNP transistors.

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Analog Electronics
The junction capacitance of linearly graded junction varies with the applied reverse bias, VR as

  (VR)- 1.
  (VR)1/2.
  (VR)- 1/3.
  (VR)- 1/2.

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Analog Electronics
Which is the pair of acceptor elements ?

 Gallium and boron
 Phosphorous and aluminium
 Antimony and indium
None of these

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Analog Electronics
Increasing the collector supply voltage will increase

 base current.
 collector current.
 emitter current.
None of these

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MORE MCQ ON Analog Electronics

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