Preamplifiers MCQ

Test your knowledge with important Preamplifiers MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Preamplifiers MCQs at Bissoy

• Chopper input dc amplifiersare preferred for low level inputs to instrumentation systems because of their high sensitivity, negligible drift and excellent common mode rejection capability.
  ক

  True

  খ

  False
• Which of the following amplifier is employed with resistive transducers which require an external source of excitation?
  ক

  differential amplifier

  খ

  ac coupled amplifier

  গ

  carrier amplifier

  ঘ

  dc bridge amplifier
• Chopper stabilized dc amplifiers are complex amplifiers having ________ amplifiers incorporated in the module.
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• DC amplifiers are mostly used for very low level applications because they offer very less dc drift and high common mode rejection capabilities.
  ক

  True

  খ

  False
• DC amplifiers are employed with _______ feedback type.
  ক

  positive

  খ

  negative

  গ

  depends on the application

  ঘ

  can be any positive or negative does’t matter
• ______________ are used with transducers which require an external source of excitation.
  ক

  carrier amplifiers

  খ

  dc amplifiers

  গ

  ac coupled amplifiers

  ঘ

  differential amplifier
• Which amplifier has a limited frequency response?
  ক

  differential amplifier

  খ

  dc amplifiers

  গ

  ac coupled amplifiers

  ঘ

  carrier amplifiers
• Which amplifier will reject any common mode signal that appears simultaneously at both amplifier input terminal and amplifies only the voltage difference that appears across its input terminals?
  ক

  ac coupled amplifiers

  খ

  differential amplifiers

  গ

  carrier amplifiers

  ঘ

  dc amplifiers