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Analog Electronics

Analog Electronics
When Semiconductor materials is heated its resistance

 remains constant
 decreases
None of these
 increases

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Analog Electronics
Avalanche breakdown in a diode occurs when

  forward electric current exceeds certain value.
None of these
  reverse bias exceeds a certain value.
  potential barrier is reduced to zero.

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Analog Electronics
Which of the following transistor configuration circuit is much less temperature dependent ?

None of these
  Common collector.
  Common emitter.
  Common base.

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Analog Electronics
Energy gap of conductor is

 8 eV.
 0 eV.
 1 - 2 eV.
 5 - 8 eV.

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Analog Electronics
The input voltage to an emitter follower is usually

 equal to the generator voltage.
 greater than the generator voltage.
 equal to the supply voltage.
  less than the generator voltage.

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Analog Electronics
Which of these is the best description of a zener diode?

  It is a constant voltage device.
  It is a rectifier diode.
  It is a constant electric current device.
  It works in the forward region.

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