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Analog Electronics

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

  BJT.
  resistor.
  current source.
  battery.

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Analog Electronics
In a loaded zener regulator, which is the largest current?

None of these
  Load current.
  Series current.
  Zener current.

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Analog Electronics
Which material behave like perfect insulators at low temperatures & conductor at higher temperature ?

 Ge
 GaAs
 All the above
 Si

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Analog Electronics
Electron mobility is defined as

 the movement of electrons
None of these
 Drift velocity per unit field
 Diffusion velocity per unit field

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Analog Electronics
The 741 C has a unity - gain frequency of

  1 MHz.
  15 MHz.
  20 Hz.
  10 Hz.

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Analog Electronics
Silicon and Germanium are ________ elements.

 trivalant
 tetravalant
 pentavalant
 hexavalant

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