Feedback Oscillator Principles MCQs Quiz Online PDF Book Download

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Practice oscillators test MCQs: voltage gain around closed feedback loop of oscillator must equal to, with choices 1, 0, −∞, and ∞ for online engineering degrees. Prepare assessment test for scholarships, online learning feedback oscillator principles quiz questions for competitive assessment in engineering majors.

MCQ on Feedback Oscillator Principles Quiz Book Download

MCQ: voltage gain around closed feedback loop of oscillator must equal to

  1. 1
  2. 0
  3. −∞

A

MCQ: For oscillation to begin, voltage gain around positive feedback loop must be

  1. 1
  2. greater than 1
  3. less than 1
  4. 0

B

MCQ: Phase shift around feedback loop must be effecti Vely

  1. 90°
  2. 120°
  3. 180°

A

MCQ: In positive feedback oscillators, output of an amplifier is feed back to input with

  1. 90° phase shift
  2. 120° phase shift
  3. 180° phase shift
  4. no phase shift

D

MCQ: Product of an amplifier gan and attenuation of feedback circuit is equals to

  1. current gain
  2. voltage gain
  3. resistance
  4. capacitance

B