Analog Electronics
Suppose the base resistor is open. The Q point will be

 at the upper end of the load line.
 in the middle of the load line.
 off the load line.
  at the lower end of the load line.

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Analog Electronics
For transistor action

  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.
  all of these.

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