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Analog Electronics

Analog Electronics
Donors to a semiconductor material is

 Trivalant
 Tetravalant
 Pentavalant
 Divalant

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Analog Electronics
Which is the pair of acceptor elements ?

 Phosphorous and aluminium
 Gallium and boron
None of these
 Antimony and indium

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Analog Electronics
The voltage gain of a loaded differential amp is

  equal to RC / re.
  large than the unloaded voltage gain.
  impossible to determine.
  smaller than the unloaded voltage gain.

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Analog Electronics
The softness factor for soft recovery and fast recovery diodes are respectively

  1,
 1, >1.
 1, 1.

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Analog Electronics
The input signal for an instrumentation amplifier usually comes from

 an inverting amplifier.
 a resistor.
 a differential amplifier.
 a Wheatstone bridge.

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Analog Electronics
Which of following is not an essential element of a DC power supply?

  Voltage amplifier.
  Voltage regulator.
  Filter.
  Rectifier.

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MORE MCQ ON Analog Electronics

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