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Analog Electronics

Analog Electronics
The majority carrier in P-type extrinsic semiconductor material is

 Electrons
 Both Holes and Electrons
 Holes
None of these

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

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

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Analog Electronics
How will be the extrinsic semiconductor act at room temperature ?

 Conductor
 Medium Conductor
 Poor conductor
None of these

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Analog Electronics
The emitter electric current in a junction with normal bias

  changes greatly by a small changes in collector bias voltage.
  is almost equal to the base current.
  is equal to ICBO.
  is equal to the sum of IB and IC.

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Analog Electronics
When the diode is forward biased, it is equivalent to

None of these
  an on switch.
  a high resistance.
  an off switch.

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Analog Electronics
Donors to a semiconductor material is

 Tetravalant
 Trivalant
 Divalant
 Pentavalant

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