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Analog Electronics

Analog Electronics
The base-emitter voltage of the second approximation is

  0.7 V.
 1 V.
 0.3 V.
 0 V.

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Analog Electronics
The negative part of the output signal in a transistor circuit starts clipping if the Q point of the circuit moves

None of these
  toward the center of the load line.
  toward the saturation point.
  toward the cutoff point.

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Analog Electronics
In modern the MOSFET, the material used for the gate is

  high - purity silica.
  epitaxially grown silicon.
  high - purity silicon.
  heavily doped poly crystalline silicon.

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Analog Electronics
A 10 V DC regulator power supply has a regulation of 0.005 %. The output voltage will vary within an envelope of __________________ milivolt.

  5.
  0.05.
  0.5.
  2.5.

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Analog Electronics
N-type extrinsic semiconductor is obtained by adding

 tetravalent impurity
 trivalent impurity
 pentavalent impurity
All of these

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Analog Electronics
The following relationship between α and β are correct except

  1 - α = 1 / (1 + β).
  α = β / (1 + β).
  β = α / (1 - α).
  α = β / (1 - β).

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