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Analog Electronics

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

 1, >1.
  1,
 1, 1.

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

The p⁺n junction
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

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

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

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Analog Electronics
Voltage controlled oscillators are used commonly in

 Frequency Modulators
 Pulse Modulators Frequency Modulators Phase Clocked loops
 All the above
 Phase Clocked loops

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Analog Electronics
Which impurity is added into semiconductor to increase its conductivity ?

 doping
None of these
 extrinsic
 intrinsic

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Analog Electronics
Class B amplifier is biased

 nearly twice cut-off.
 at midpoint of load line.
 just at cut-off.
None of these

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