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Analog Electronics

Analog Electronics
Which are the mobile charge carriers present in semiconductor diode ?

 Neutrons
 Electrons
 Holes
 Both A & B

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Analog Electronics
In n type semiconductor elements of which group of periodic table is added as dopant

 group 4.
 group 2.
 group 5.
 group 3.

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

 Si
 GaAs
 Ge
 All the above

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Analog Electronics
If the emitter resistor is open, the collector voltage is

  high.
 unknown.
 unchanged.
 low.

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Analog Electronics
Which of following is the point of reference JFET?

  None of above.
  Source.
  Drain.
  Gate.

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Analog Electronics
What is the input impedance of a common-gate configured JFET?

  Low.
  High.
  Very low.
  Very high.

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MORE MCQ ON Analog Electronics

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