Analog Electronics
When the pn junction is forward biased the sequence of events that take place are

  diffusion, injection and drift.
  none of above.
  diffusion, drift and recombination.
  injection, diffusion and recombination.

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Analog Electronics
For an NPN transistor in normal bias

  only majority carriers cross the collector junction.
  only holes cross the collector junction.
  the emitter junction has high resistance.
  Je is forward biased and Jc is reverse biased.

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