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Analog Electronics

Analog Electronics
What is the majority carriers in "N" type material ?

 Protons
 Holes
None of these
 Electrons

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Analog Electronics
The extremely high input impedance of a MOSFET is primarily due to the

  extremely small leakage electric current of its gate capacitor.
  absence of its channel.
  negative gate-source voltage.
  depletion of electric current carriers.

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Analog Electronics
If the base supply voltage increase, the Q point moves

 off the load line.
 down.
  up.
 nowhere.

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Analog Electronics
In the constant-current region, how will the IDS change in an n-channel JFET?

  As VGS increases ID increases.
  As VGS decreases ID decreases.
  As VGS increases ID remains constant.
  As VGS decreases ID remains constant.

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Analog Electronics
For emitter bias, the voltage at the emitter is 0.7 V less than the

 emitter voltage.
 collector voltage.
 ground voltage.
  base voltage.

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Analog Electronics
The input stage of an op amp is usually a

  differential amp.
  class B push-pull amplifier.
  CE amplifier.
  swamped amplifier.

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