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Analog Electronics

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

  1.
  2.
  3.
  4.

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Analog Electronics
If the base supply voltage is disconnected, the collector-emitter voltage will equal

 10.5 V.
  collector supply voltage.
 6 V.
 0 V.

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Analog Electronics
If the emitter resistance decreases, the

 Q point stays where it is.
 collector current decreases.
  Q point moves up.
 current gain increases.

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Analog Electronics
MOSFET can be used as a

Voltage controlled inductors
Voltage controlled capacitor
Current controlled inductor
Current controlled capacitor

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Analog Electronics
In a p⁺n junction diode under reverse bias , the magnitude of electric field is maximum at

The edge of the depletion region on the p-side
The edge of the depletion region on the n-side
The center of the depletion region on the n-side
The p⁺n junction

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Analog Electronics
Electron mobility is defined as

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

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