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Analog Electronics

Analog Electronics
Germanium has

 metallic bond.
 ionic bond.
 covalent bond.
 molecular bond.

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Analog Electronics
The voltage gain of a loaded differential amp is

  large than the unloaded voltage gain.
  impossible to determine.
  equal to RC / re.
  smaller than the unloaded voltage gain.

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Analog Electronics
In a loaded zener regulator, which is the largest current?

  Load current.
None of these
  Zener current.
  Series current.

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Analog Electronics
When the pn junction is forward biased the sequence of events that take place are

  diffusion, injection and drift.
  injection, diffusion and recombination.
  diffusion, drift and recombination.
  none of above.

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Analog Electronics
Depletion region of a p-n junction is formed

 During Heating
 During Forward bias
 During Manufacturing
 During Reverse bias

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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

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

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