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Analog Electronics

Analog Electronics
Semiconductor material is

 Tetravalent
 Bilateral
 Pentavalent
 Trivalent

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Analog Electronics
Leakage electric current in CE configuration is

  very high.
  very small.
  not present.
  normal.

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Analog Electronics
The collector current is 1.5 mA. If the current gain is 50, the base current is

 3 mA.
 150 µA.
  30 µA.
 3 µA.

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Analog Electronics
Junction field effect transistors (JFET) contain how many diodes?

  1.
  4.
  3.
  2.

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Analog Electronics
Which of the following is Pentavalent impurity?

 indium
 boron
 antimony
 gallium

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Analog Electronics
The trapped energy of an inductive load can be feed back to the input supply through a diode known as

  Feed back diode.
 Zener diode.
 Powe diode.
 None of these.

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