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Analog Electronics

Analog Electronics
When there is no base current in a transistor switch, the output voltage from the transistor is

 unknown.
 unchanged.
 low.
  high.

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Analog Electronics
Energy gap of semiconductor is approx

 5 - 8 eV.
 > 8 eV .
 1 eV.
 0 eV.

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Analog Electronics
Large electric current flow of a BJT occurs

  in collector.
  in base.
  through emitter-collector
  in emitter.

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Analog Electronics
In the diode equation, the voltage equivalent of temperature

  T / 11600.
  11600 / T.
  11600 / T2.
  T × 11600.

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

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

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Analog Electronics
Which types of device is the diode ?

None of these
 Semiconductor
 Insulator
 Conductor

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