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The Operational Amplifier (OA) Multiple Choice Questions (MCQ Quiz) with Answers PDF, Operational Amplifier (OA) MCQ PDF e-Book download to practice Applied Physics Tests. Study Electronics in Physics Multiple Choice Questions and Answers (MCQs), Operational Amplifier (OA) quiz answers PDF to study online certification courses. The Operational Amplifier (OA) MCQ App Download: Free learning app for transistor, pn junction, logic gates test prep for online associates degree.

The MCQ: Open loop gain of an amplifier can be represented by formula; "Operational Amplifier (OA)" App Download (Free) with answers: Vo/Vi; Vo + Vi; Vo - Vi; Vo × Vi; to study online certification courses. Practice Operational Amplifier (OA) Quiz Questions, download Apple eBook (Free Sample) for free online college courses.

## Operational Amplifier (OA) MCQs: Questions and Answers

MCQ 1:

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 2:

Open loop gain of an amplifier can be represented by the formula

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

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

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

The input resistance of op-amp is

1. very high
2. very low
3. zero
4. one
MCQ 5:

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