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Analog Electronics

Analog Electronics
Semiconductor Diode is used as

 a modulator
 an amplifier
 an oscillator
 a rectifier

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Analog Electronics
The knee voltage (cut in voltage) of silicon diode

  1.0 V.
  0.2 V.
  0.8 V.
  0.7 V.

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Analog Electronics
Reverse saturation electric current in a silicon pn junction diode nearly doubles for very

  10° rise in temperature.
  2° rise in temperature.
  6° rise in temperature.
  5° rise in temperature.

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Analog Electronics
The 741 C has a unity - gain frequency of

  10 Hz.
  20 Hz.
  15 MHz.
  1 MHz.

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Analog Electronics
Common emitter current gain hFE of a BJT is

 Dependent on collector-emitter voltage.
  Dependent on collector current.
 Dependent on base -emitter voltage.
 Always constant.

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Analog Electronics
The power dissipated by a transistor approximately equals the collector current times

 0.7 V.
 base - emitter voltage.
  collector - emitter voltage.
 base supply voltage.

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MORE MCQ ON Analog Electronics

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