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Analog Electronics

Analog Electronics
An Op-Amp comparator circuit employs

 -ve feedback.
 no feedback.
 both B and C.
 +ve feedback.

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Analog Electronics
Which of the following components are used for bias compensation in transistor circuit?

  Rectifier diodes.
  Thermistor.
  Resistors.
  Both (A) and (C) above.

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Analog Electronics
The majority carriers in the emitter of a PNP transistor are

 trivalent atoms.
 free electrons.
 pentavalent atoms.
 holes.

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Analog Electronics
IGFET is a

  half - power device.
  linear device.
  3 / 2 power - low device .
  square - law device.

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Analog Electronics
The conduction loss verses device current characteristics of power MOSFET in best approximately by

 an exponentially decaying function.
 a straight line.
 a rectangular hyperbola.
 a parabola.

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Analog Electronics
The softness factor for soft recovery and fast recovery diodes are respectively

 1, >1.
  1,
 1, 1.

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