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Analog Electronics

Analog Electronics
A semiconductor material is formed by

 Electrovalent bonds
 Covalent bonds
 Metallic bonds
None of these

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Analog Electronics
An opamp has a voltage gain of 200,000. If the output voltage is 1 V, the input voltage is

  5 5 micro V.
  1 V.
  2 micro V.
  10 V.

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Analog Electronics
A schottky device is a

 Both B and C.
 Fast recovery device.
  Majority carrier device.
 Minority carrier device.

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Analog Electronics
Which of following is the fastest switching device ?

  BJT.
  MOSFET.
  JFET.
  Triode.

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

 neither.
  free electrons.
 both.
 holes.

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Analog Electronics
The most commonly used semiconductor is

 Sulphur
 Silicon
 Carbon
 Germanium

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