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Analog Electronics

Analog Electronics
A depletion MOSFET differs from a JFET in the sense that it has no

  gate.
  p - n junction.
  channel.
  substrate.

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Analog Electronics
The majority carriers in the emitter of a PNP transistor are

 pentavalent atoms.
 trivalent atoms.
 holes.
 free electrons.

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

  Voltage amplifier.
  Rectifier.
  Filter.
  Voltage regulator.

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Analog Electronics
The early effect in a bipolar junction transistor is caused by

Large emitter-base forward bias
Large collector-base reverse bias
Fast turn-on
Fast turn-off

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Analog Electronics
Thermal runaway is not possible in FET because as the temperature of FET increases

The transconductance increases
The mobility decreases
The drain current increases
None of these

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Analog Electronics
When the JFET is no longer able to control the current, this point is called the

  saturated point.
  pinch-off region.
  breakdown region.
  depletion region.

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