Analog Electronics
When a reverse bias is applied to gate of JFET the depletion region width

  is wider near the drain and tapers near source.
  is wider near the source and tapers near the drain.
  is uniform in the channel.
None of these

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Analog Electronics
For transistor action

  all of these.
  the emitter should be heavily doped.
  the base region must be very thin and lightly doped.
  Je must be forward biased and Jc should be reverse biased.

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