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Analog Electronics

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

  1.
  2.
  4.
  3.

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Analog Electronics
The biasing circuit that gives best stability to Q point is

  feedback resistor biasing .
  base resistance biasing.
  potential divider biasing.
  emitter resistor biasing.

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Analog Electronics
Single phase, 230 V, 1 KW heater is connected acrose single phase 230 V, 50 Hz supply through a diode. The power delivered to the heater element

 None of above.
 1000 W.
  500 W.
 100 W.

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Analog Electronics
When VGS = 0 V, a JFET is

  an analog device.
  cut off.
  an open switch.
  saturated.

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Analog Electronics
In the second approximation, the total voltage across the zener diode is the sum of the breakdown voltage and the voltage across the

  series resistor.
  source.
  zener resistance.
  zener diode.

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Analog Electronics
A transistor has how many PN junctions?

  2.
 1.
 4.
 3.

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