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Analog Electronics

Analog Electronics
Junction field effect transistors (JFET) contain how many diodes?

  4.
  1.
  3.
  2.

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Analog Electronics
The arrow direction in diode symbol indicates

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

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

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

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

 down.
  up.
 off the load line.
 nowhere.

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Analog Electronics
Acceptor type impurities

 are used to make P-type semiconductor
 Create excess holes
All of these
 have three valance electrons

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Analog Electronics
If the emitter resistance decreases, the

  Q point moves up.
 current gain increases.
 collector current decreases.
 Q point stays where it is.

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