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Analog Electronics

Analog Electronics
Which of the following cannot actually move?

 All the above
 Holes
 Ions
 Electrons

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Analog Electronics
Class AB operation is often used in power large signal) amplifiers in order to

Remove even harmonics
Overcome a crossover distortion
Get maximum efficiency
Reducing collector dissipation

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Analog Electronics
In a bipolar junction transistor the base region is made very thin so that

  base can be easily biased.
  electric field gradient in base is high.
  recombination in base region is minimum.
  base can be easily fabricated.

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Analog Electronics
Which of the following is trivalent impurity ?

None of these
 Silicon
 Boron
 Antimony

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Analog Electronics
A 555 IC is used to produce

 register
 clock
 counter
 byte

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Analog Electronics
A LED produces light when

  forward biased.
None of these
  unbiased.
  reverse biased.

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