Feedback Oscillator Principles MCQs Quiz Online PDF Download

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MCQs on Feedback Oscillator Principles Quiz PDF Download

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

  1. 1
  2. 0
  3. −∞


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


MCQ: Phase shift around feedback loop must be effecti Vely

  1. 90°
  2. 120°
  3. 180°


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


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

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