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Analog Electronics

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

 nowhere.
  up.
 down.
 off the load line.

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Analog Electronics
In an NPN transistor, the majority carriers in the emitter are

 holes.
 neither.
 both.
  free electrons.

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Analog Electronics
The conduction loss verses device current characteristics of power MOSFET in best approximately by

 a parabola.
 a rectangular hyperbola.
 a straight line.
 an exponentially decaying function.

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Analog Electronics
In a properly biased NPN transistor most of the electrons from the emitter

  pass through the base to the collector.
  recombine with holes in the base .
  are stopped by the junction barrier.
  recombine in the emitter its self.

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Analog Electronics
Silicon has

 none of above.
 four valence electrons.
 eight valence electrons.
 two valence electrons.

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Analog Electronics
In a MOSFET, the polarity of the inversion layer is the same as that of the

  minority carriers in the drain .
  majority carries in the substrate.
  charge on the gate electrode.
  majority carries in the source .

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