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Analog Electronics

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

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

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Analog Electronics
A U shaped, opposite-polarity material built near a JFET-channel center is called the

  gate.
  block.
  drain.
  heat sink.

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Analog Electronics
In a rectifier circuit, the diode converts

 alternating voltage to direct current.
 alternating voltage to direct voltage.
 alternating current to direct voltage.
 both (A) and (C) options are connect.

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Analog Electronics
A JFET can operate in

  enhancement mode only.
  none of these.
  depletion and enhancement mode only.
  depletion mode only.

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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

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

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Analog Electronics
The properties of JFET resemble those of

  NPN transistors.
  PNP transistors.
  UJT.
  thermionic valves.

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