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Analog Electronics

Analog Electronics
The leakage current in a pn junction is in order of

 µA
None of these
 KA
 A

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Analog Electronics
The voltage follower has a

  large closed - loop output impedance.
  small open - loop voltage gain.
  closed - loop bandwidth of zero.
  closed - loop voltage gain of unity.

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Analog Electronics
Which impurity is added into semiconductor to increase its conductivity ?

 intrinsic
None of these
 extrinsic
 doping

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

 0.03V
 0.5V
 0.3V
 0.7V

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Analog Electronics
Leakage electric current in CE configuration is

  normal.
  very small.
  very high.
  not present.

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Analog Electronics
In a properly biased NPN transistor most of the electrons from the emitter

  are stopped by the junction barrier.
  pass through the base to the collector.
  recombine with holes in the base .
  recombine in the emitter its self.

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