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ANALOG ELECTRONICS

Analog Electronics
The gate controls

  the gate voltage.
  the drain current.
  all of them.
  the width of the channel.

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Analog Electronics
Which of following is not an essential element of a DC power supply?

  Rectifier.
  Filter.
  Voltage regulator.
  Voltage amplifier.

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Analog Electronics
What is true about the breakdown voltage in a zener diode?

  It is approximately constant.
  It decreases when electric current increases.
  It destroys the diode.
  It equals the electric current times the resistance.

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

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

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Analog Electronics
A zener diode

  has a constant voltage in the breakdown region.
  has a barrier potential of 1 V.
  is a battery.
  is forward biased.

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