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Analog Electronics

Analog Electronics
Increasing the collector supply voltage will increase

 collector current.
 base current.
 emitter current.
None of these

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Analog Electronics
In a JFET, the primary control on drain electric current is exerted by

  channel resistance.
  size of depletion regions.
  gate reverse bias.
  voltage drop across channel.

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Analog Electronics
If the load resistance increases in a zener regulator, the zener current

  Increases.
  equals the source voltage divided by series resistance.
  decreases.
  stays the same.

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Analog Electronics
The output voltage of an emitter follower is across the

 emitter diode and external AC emitter resistance.
  load resistor.
 DC collector resistor.
 emitter diode.

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Analog Electronics
The junction capacitance of linearly graded junction varies with the applied reverse bias, VR as

  (VR)- 1.
  (VR)1/2.
  (VR)- 1/3.
  (VR)- 1/2.

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Analog Electronics
The knee voltage (cut in voltage) of silicon diode

  0.7 V.
  1.0 V.
  0.8 V.
  0.2 V.

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