Analog Electronics
Why is silicon preferred than germanium ?

 Silicon has higher tolerance to temperature
 Current sensitivity of silicon with temperature is less
 All the above
 Leakage current due to minority charge carrier is less in silicon

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Analog Electronics
For transistor action

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

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