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Analog Electronics

Analog Electronics
A LED produces light when

  forward biased.
None of these
  unbiased.
  reverse biased.

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Analog Electronics
In a transistor leakage current mainly depends on

Size of emitter
Temperature
Rating of transistor
Doping of base

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Analog Electronics
Silicon has

 two valence electrons.
 none of above.
 four valence electrons.
 eight valence electrons.

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Analog Electronics
Most of the electrons in the base of an NPN transistor do not recombine because they

 have a negative charge.
  have a long lifetime.
 flow out of the base.
 must flow through the base.

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Analog Electronics
A zener diode

  is forward biased.
  is a battery.
  has a constant voltage in the breakdown region.
  has a barrier potential of 1 V.

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Analog Electronics
What will be the Potential barrier for Ge Diode ?

 0.3V
 0.7V
 0.5V
 0.03V

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MORE MCQ ON Analog Electronics

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