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Analog Electronics

Analog Electronics
The emitter of the transistor is doped

  none of these
  lightly.
  heavily.
  moderately.

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Analog Electronics
Reverse saturation electric current in a silicon pn junction diode nearly doubles for very

  10° rise in temperature.
  6° rise in temperature.
  5° rise in temperature.
  2° rise in temperature.

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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 voltage source
voltage controlled current source
Current controlled voltage source

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Analog Electronics
Large electric current flow of a BJT occurs

  in base.
  in emitter.
  through emitter-collector
  in collector.

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Analog Electronics
The voltage divider biasing circuit is used in amplifiers quite often because it

  reduces the cost of the circuit.
  limits the AC signal going to base.
  makes the operating point almost independent of β.
  reduces the DC base electric current.

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Analog Electronics
If a transistor operates at the middle of the load line, a decrease in the base resistance will move the Q point

 down.
  up.
 off the load line.
 nowhere.

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