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Analog Electronics

Analog Electronics
Reverse recovery current in a diode depends upon

 PIV.
  Forward field current.
 Storage change.
 Temperature.

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Analog Electronics
Which of following is not an essential element of a DC power supply?

  Voltage regulator.
  Voltage amplifier.
  Rectifier.
  Filter.

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Analog Electronics
Conduction electrons have more mobility than holes because they

None of these
 are free
 need less energy to move them
 have negative charge

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Analog Electronics
Electron mobility is defined as

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

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Analog Electronics
The reverse saturation electric current of a pn junction varies with temperature (T) as

  T.
  1 / T.
  T2.
  independent of T.

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Analog Electronics
A silicon pn junction in forward condition has a voltage drop closer to

 0.7 V.
 2.1 V.
 1.7 V.
 0.1 V.

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