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Analog Electronics

Analog Electronics
A depletion MOSFET differs from a JFET in the sense that it has no

  p - n junction.
  gate.
  substrate.
  channel.

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Analog Electronics
A LED produces light when

None of these
  reverse biased.
  unbiased.
  forward biased.

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Analog Electronics
A JFET has disadvantage of

  having low input impedance.
  having small gain-bandwidth product.
  possessing positive temperature coefficient.
  being noisy.

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Analog Electronics
When testing an npn transistor using an ohmmeter, the collector-emitter resistance will be low when

 the transistor is normal.
  the transistor is defective.
 the emitter is positive in respect to the collector.
 the collector is positive in respect to the emitter.

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Analog Electronics
The base of an npn transistor is thin and

 doped by a pentavalent material.
 metallic.
  lightly doped.
 heavily doped.

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Analog Electronics
The input stage of an op amp is usually a

  swamped amplifier.
  class B push-pull amplifier.
  CE amplifier.
  differential amp.

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MORE MCQ ON Analog Electronics

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