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Analog Electronics

Analog Electronics
The effective channel length of a MOSFET in a saturation decreases with increase in

Drain voltage
Gate voltage
Source voltage
Body voltage

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Analog Electronics
In an NPN transistor, the majority carriers in the emitter are

 holes.
 both.
  free electrons.
 neither.

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Analog Electronics
When a reverse bias is applied to gate of JFET the depletion region width

  is wider near the source and tapers near the drain.
None of these
  is uniform in the channel.
  is wider near the drain and tapers near source.

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Analog Electronics
When the source voltage increases in a zener regulator, which of these electric current remain approximately constant ?

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

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Analog Electronics
Secondary breakdown occures in

 Both BJT and MOSFET.
 None of these.
  BJT but not is MOSFET.
 MOSFET but not in BJT.

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

 0.3 V.
 0 V.
  0.7 V.
 1 V.

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MORE MCQ ON Analog Electronics

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