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Analog Electronics

Analog Electronics
If the base resistor has zero resistance, the transistor will probably be

None of these
 in cutoff.
  destroyed.
 saturated.

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Analog Electronics
Which material behave like perfect insulators at low temperatures & conductor at higher temperature ?

 GaAs
 All the above
 Ge
 Si

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Analog Electronics
The arrow direction in diode symbol indicates

  direction of electron flow.
  opposite to the direction of hole flow.
  direction of hole flow.
  none of these.

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Analog Electronics
In a N-type semiconductor material electrons are ....................

 Majority charge carriers
 High charge carriers
 Minority charge carriers
 Low charge carriers

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Analog Electronics
Increasing the collector supply voltage will increase

 collector current.
 emitter current.
 base current.
None of these

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Analog Electronics
The output voltage of an emitter follower is across the

 DC collector resistor.
  load resistor.
 emitter diode and external AC emitter resistance.
 emitter diode.

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