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Analog Electronics

Analog Electronics
The collector current is 1.5 mA. If the current gain is 50, the base current is

  30 µA.
 3 mA.
 150 µA.
 3 µA.

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Analog Electronics
Germanium has

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

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Analog Electronics
Leakage electric current in CE configuration is

  not present.
  normal.
  very small.
  very high.

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Analog Electronics
The major advantage of a photo transistor as compared to a photo diode is its

 AC operation.
  increased sensitivity.
 durability.
 response to higher frequencies.

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Analog Electronics
The first step in analyzing emitter-based circuits is to find the

 supply current.
  emitter current.
 collector current.
 base current.

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Analog Electronics
Electron mobility is defined as

 Diffusion velocity per unit field
 the movement of electrons
None of these
 Drift velocity per unit field

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