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ANALOG ELECTRONICS

Analog Electronics
A transistor has how many PN junctions?

 3.
 4.
  2.
 1.

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Analog Electronics
The barrier potential across each silicon depletion layer is

 1 V.
  0.7 V.
 0.3 V.
 0 V.

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Analog Electronics
In an NPN transistor, the majority carriers in the emitter are

 both.
 holes.
 neither.
  free electrons.

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Analog Electronics
The base of an npn transistor is thin and

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

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Analog Electronics
Most of the electrons in the base of an NPN transistor flow

 into the emitter.
 out of the base lead.
 into the base supply.
  into the collector.

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