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Analog Electronics

Analog Electronics
The forbidden energy gap between valance band and conduction band in semiconductor material is about

 1eV
 15 eV
None of these
 0 eV

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Analog Electronics
The emitter of the transistor is doped

  heavily.
  lightly.
  none of these
  moderately.

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Analog Electronics
A Schottky diode is a

 majority carrier device.
 both a majority and a minority carrier diode.
 fast recovery diode.
 minority carrier device.

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Analog Electronics
What is the most important fact about the collector current?

 It is small.
 It equals the base current divided by the current gain.
  It approximately equals the emitter current.
 It is measured in milliampere.

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Analog Electronics
In the constant-current region, how will the IDS change in an n-channel JFET?

  As VGS decreases ID remains constant.
  As VGS decreases ID decreases.
  As VGS increases ID increases.
  As VGS increases ID remains constant.

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

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

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