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Analog Electronics

Analog Electronics
When Semiconductor materials is heated its resistance

 increases
 decreases
 remains constant
None of these

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Analog Electronics
How will electrons flow through a p-channel JFET?

  From source to drain.
  From drain to gate.
  From source to gate.
  From drain to source.

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Analog Electronics
In a normally biased npn transistor, the electrons in the emitter have enough energy to overcome the barrier potential of the

 recombination path.
  base - emitter junction.
 collector - base junction.
 base - collector junction.

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Analog Electronics
The action of JFET in its equivalent circuit can best be represented as a

Current controlled Current source
voltage controlled current source
Current controlled voltage source
Voltage controlled voltage source

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

  Very high.
  Very low.
  Low.
  High.

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Analog Electronics
Depending upon the switching recovery time and on state drop, the power diodes are types

  General purpose, fast recovery and schottly.
 General purpose, fast recovery.
 None of these.
 Fast recovery, Schottky.

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