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# AE-JE Foundation EE : Basic Electronics Quiz 3

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Question 1

An ideal operational amplifier is connected as shown in figure. What is the output voltage V2 ? Question 2

The voltage that must be applied between two input terminals of an op-amp to null the output is called:

Question 3

Which of the following are characteristics of an ideal Op-amp?

1. Differential gain should be infinity.

2. Common mode gain should be zero.

3. CMRR should be infinity.

4. Input offset voltage should be zero.

Question 4

For the below circuit, load current (IL) is __________A. Question 5

Consider shown circuit below:

If R1 = 100 Ω, R2 = 10000 Ω and C = 1 μF, then its 3-dB frequency in KHz provided unity gain frequency is (1 × 106) Hz. Question 6

A non-inverting op-amp amplifier is shown in figure. The output voltage Vo is Question 7

The value of Ra is ________kΩ if  Question 8

For the voltage follower circuit shown if open loop gain is 2, then close loop gain is: Question 9

An OP-AMP has a common mode gain of 0.01 and a differential mode gain of 105. Its common mode rejection ratio would be

Question 10

For the below circuit what will be the output for the sinusoidal input shown at the input terminal? • 214 attempts Member since Jul 2020 GradeStack Learning Pvt. Ltd.Windsor IT Park, Tower - A, 2nd Floor, Sector 125, Noida, Uttar Pradesh 201303 help@byjusexamprep.com