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Learn operational amplifier (oa) test with multiple choice question (MCQs): in op-amp, signal applied at inverting terminal appears at output terminal with a phase, with choices 0, 90, 180, and 45 for online physics grad programs. Learn electronics in physics questions and answers for problem-solving, merit scholarships assessment test. Operational Amplifier (OA) Video

Operational Amplifier (OA) Quiz

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

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

C

Solving Physics Problem Quiz

MCQ: Change in potential energy of a body moving from height 10 m to 5 m having mass 3 kg will be

1. 294
2. 295
3. 145
4. 147

D

Modern Physics Quiz

MCQ: In e/m experiment, we assume nature of electron as

1. wave
2. particle
3. photon
4. both a and b

B

viscosity of Liquids Quiz

MCQ: Methanol, at 30 °C, has viscosity of

1. 0.021
2. 0.365
3. 0.51
4. 3.564

C

EMF in Physics Quiz

MCQ: An EMF of 5.6 V is induced in a coil while current in coil is decreased from 100 A to 20 A in 0.02 s, its mutual induction will be

1. 1.4 × 10-3
2. 2.4 × 10-3
3. 3.4 × 10-3
4. 4.4 × 10-3

A