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Analog Electronics

Analog Electronics
Assume that diode D1, D2 in figure are ideal diodes. The value of current is mcq-diagram

 0 mA.
 2 mA.
 1 mA.
 0.5 mA.

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Analog Electronics
A depletion MOSFET differs from a JFET in the sense that it has no

  p - n junction.
  gate.
  channel.
  substrate.

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Analog Electronics
Barrier potential at the temperature (25°C) is 0.7 V, its value at 125°C is

  0.7 V.
  0.3 V.
  0.5 V.
  0.9 V.

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Analog Electronics
The base-emitter voltage of an ideal transistor is

 1 V.
 0.3 V.
  0 V.
 0.7 V.

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Analog Electronics
Which of the following amplifier circuit using junction transistor has the best gain?

Common base
Common collector
All have the same gain
Common emitter

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Analog Electronics
In a normally biased npn transistor, the electrons in the emitter have enough energy to overcome the barrier potential of the

 recombination path.
 base - collector junction.
 collector - base junction.
  base - emitter junction.

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