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Analog Electronics

Analog Electronics
The ideal value of stability factor of a biasing circuit is

  1.
  100.
  10.
  5.

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Analog Electronics
A dc power supply has no-load voltage of 30v,and a full-load voltage of 25v at full-load current of 1A.Its output resistance & load regulation ,respectively are

5 Ω & 16.7 %
5 Ω & 20 %
25 Ω & 16.7 %
25 Ω & 20 %

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Analog Electronics
The early effect in a bipolar junction transistor is caused by

Large collector-base reverse bias
Fast turn-on
Large emitter-base forward bias
Fast turn-off

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Analog Electronics
How will electrons flow through a p-channel JFET?

  From source to gate.
  From source to drain.
  From drain to gate.
  From drain to source.

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Analog Electronics
Class B amplifier is biased

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

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Analog Electronics
Electron mobility is defined as

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

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