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Analog Electronics

Analog Electronics
Germanium has

 molecular bond.
 metallic bond.
 ionic bond.
 covalent bond.

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Analog Electronics
Example of donor atom is

 Antimony
 Silicon
 Both A and B
 Germinium

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Analog Electronics
Which of the following is the pentavalent material ?

 Gallium
 Neon
 Arsenic
 Boron

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Analog Electronics
The current gain of a BJT is

gm rπ
gm /rπ
gm / r0
gm r0

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Analog Electronics
The transition capacitance of a reverse biased pn junction having uniform doping on both sides, varies with junction voltage ( VB ) as

  VB.
  1 / VB.
  ( VB )- 1 / 2.
  ( VB )2.

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Analog Electronics
If the base resistor is very small, the transistor will operate in the

All of these
  saturation region.
 cutoff region.
 active region.

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MORE MCQ ON Analog Electronics

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