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Analog Electronics

Analog Electronics
The emitter of the transistor is doped

  heavily.
  lightly.
  moderately.
  none of these

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Analog Electronics
Which of these is the best description of a zener diode?

  It is a rectifier diode.
  It is a constant voltage device.
  It is a constant electric current device.
  It works in the forward region.

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Analog Electronics
A diode (p-n junction) when reverse biased act as

 Capacitor
 Off Switch
 Zener diode
 On Switch

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Analog Electronics
When the drain saturation electric current is less than IDSS a JFET acts like a

  battery.
  current source.
  resistor.
  BJT.

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Analog Electronics
The emitter of the transistor is generally doped the heaviest because it

  is the first region of transistor.
  must possess low resistance.
  has to dissipate maximum power.
  has to supply the charge carriers.

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Analog Electronics
For a diode, reverse recovery time is defined as the time between the instant diode current becomes zero and the instant reverse recovery current decays to

 15% of reverse peak current.
 10% of reverse peak current.
  25% of reverse peak current.
 0.

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