Operational Amplifier (OA) MCQs Quiz Online PDF Download

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Applied physics practice test MCQ on gain of operational amplifier is with options independent of internal structure, dependent of internal structure, depend upon two external resistances and both b and c problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning operational amplifier (oa) quiz with MCQs to practice test questions with answers. Operational Amplifier (OA) Video

MCQs on Operational Amplifier (OA) Quiz PDF Download

MCQ. Gain of operational amplifier is

  1. independent of internal structure
  2. dependent of internal structure
  3. depend upon two external resistances
  4. both b and c


MCQ. Open loop gain of an amplifier can be represented by formula

  1. Vo/Vi
  2. Vo + Vi
  3. Vo - Vi
  4. Vo × Vi


MCQ. In op-amp, signal applied at inverting terminal appears at output terminal with a phase

  1. 0
  2. 90
  3. 180
  4. 45


MCQ. Input resistance of op-amp is

  1. very high
  2. very low
  3. zero
  4. one


MCQ. Gain of non-inverting amplifier is given by G =

  1. 1 + R1/R2
  2. 1 - R1/R2
  3. (1 + R1)/R2
  4. (R1 + R2)/R2