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Analog Electronics

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

Source voltage
Drain voltage
Body voltage
Gate voltage

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Analog Electronics
When the two input terminals of a differential amplifier are grounded

  the base currents are equal.
  the collector currents are equal.
  the ac output voltage is zero.
  an output error voltage usually exists.

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Analog Electronics
The room temperature resistivity of pure silicon is

 6
 300
 50
 3000

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

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

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Analog Electronics
In n type semiconductor elements of which group of periodic table is added as dopant

 group 3.
 group 5.
 group 4.
 group 2.

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Analog Electronics
The properties of JFET resemble those of

  thermionic valves.
  UJT.
  PNP transistors.
  NPN transistors.

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MORE MCQ ON Analog Electronics

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