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Analog Electronics

Analog Electronics
An ideal voltage regulator has a voltage regulation of

  0.
  1.
  100.
  50.

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Analog Electronics
A constant current signal across a parallel RLC circuits gives an o/p of 1.4v at the signal frequency of 3.89KHZ and 4.1KHZ. At the frequency of 4KHZ,the o/p voltage will be

1.4v
2v
2.8v
1v

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Analog Electronics
A U shaped, opposite-polarity material built near a JFET-channel center is called the

  drain.
  heat sink.
  block.
  gate.

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Analog Electronics
What is the condition if no external potential energy is applied to the PN junction then diode ?

 Reversed biased
 Zero Bias
None of these
 Forward biased

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Analog Electronics
The base of an npn transistor is thin and

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

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

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

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