Analog Electronics
The power dissipated by a transistor approximately equals the collector current times

 0.7 V.
  collector - emitter voltage.
 base supply voltage.
 base - emitter voltage.

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Analog Electronics
Why is silicon preferred than germanium ?

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

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