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Analog Electronics

Analog Electronics
Doping in a semiconductor increases which quantity

 Inductance
 Resistance
 None
 Conductance

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Analog Electronics
The emitter of the transistor is generally doped the heaviest because it

  is the first region of transistor.
  must possess low resistance.
  has to supply the charge carriers.
  has to dissipate maximum power.

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Analog Electronics
The common-mode voltage gain is

  equal to the voltage gain.
None of these
  smaller than the voltage gain.
  greater than the voltage gain.

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Analog Electronics
The current gain of a BJT is

gm / r0
gm /rπ
gm r0
gm rπ

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Analog Electronics
Leakage electric current in CE configuration is

  very high.
  normal.
  very small.
  not present.

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Analog Electronics
LC oscillators are used for produce a waveform with frequency ranging from

 1 KHz to 1 MHz
 1MHz to 100 GHz
 100 KHz to 500 MHz
 1MHz to 500 MHz

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