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Analog Electronics

Analog Electronics
The base-emitter voltage of the second approximation is

  0.7 V.
 0.3 V.
 0 V.
 1 V.

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Analog Electronics
In modern the MOSFET, the material used for the gate is

  high - purity silicon.
  heavily doped poly crystalline silicon.
  high - purity silica.
  epitaxially grown silicon.

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Analog Electronics
Which of these is the best description of a zener diode?

  It is a constant voltage device.
  It is a constant electric current device.
  It works in the forward region.
  It is a rectifier diode.

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Analog Electronics
The action of JFET in its equivalent circuit can best be represented as a

Current controlled Current source
Voltage controlled voltage source
Current controlled voltage source
voltage controlled current source

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Analog Electronics
What is the most important fact about the collector current?

 It is measured in milliampere.
  It approximately equals the emitter current.
 It equals the base current divided by the current gain.
 It is small.

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Analog Electronics
Leakage electric current in CE configuration is

  normal.
  very small.
  very high.
  not present.

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