# Practice Quiz in Op-Amp Applications Part 4

(Last Updated On: February 3, 2020)

This is the Online Practice Quiz in Op-Amp Applications Part 4 from the book, Electronic Devices and Circuit Theory 10th Edition by Robert L. Boylestad. If you are looking for a reviewer in Electronics Engineering this will definitely help. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. Make sure to familiarize each and every questions to increase the chance of passing the ECE Board Exam.

### Continue Part IV of the Online Practice Quiz

#### Quiz in Op-Amp Applications

Question 31. How many op-amps are required to implement this equation? A. 2

B. 3

C. 4

D. 1

Question 32. A number of op-amp stages can be used to provide separate gains.

A. True

B. False

Question 33. Calculate the output voltage for this circuit when V1 = 2.5 V and V2 = 2.25 V. A. –5.25 V

B. 2.5 V

C. 2.25 V

D. 5.25 V

Question 34. Calculate the input voltage if the final output is 10.08 V. A. –1.05 V

B. 0.525 V

C. 0.168 V

D. 4.2 V

Question 35. An example of an instrumentation circuit is a(n) _____.

A. dc voltmeter

B. display driver

C. ac voltmeter

D. All of these

Question 36. A filter that passes signals that are above one ideal cutoff frequency and below a second cutoff frequency is called _____.

A. low-pass

B. high-pass

C. bandpass

D. band reject

Question 37. The roll-off for a first-order high-pass filter is _____.

B. –6 dB/octave

C. either –20 dB/decade or –6 dB/octave

D. None of these

Question 38. _____ can be used as a voltage-controlled voltage source.

A. Only an inverting op-amp circuit

B. Only a noninverting op-amp circuit

C. Neither inverting nor noninverting op-amp circuits

D. Both inverting and noninverting op-amp circuits

Question 39. In an instrumentation amplifier, the output voltage is based on the _____ times a scale factor.

A. summation of the two inputs

B. product of the two inputs

C. difference between the two inputs

D. None of these

Question 40. Op-amp circuits are used in _____ voltmeters.

A. only dc

B. only ac

C. both ac and dc

D. neither ac nor dc

### More Practice Quiz in Op-Amp Applications

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

Practice Quiz Part 4

Practice Quiz Part 5

Practice Quiz Part 6

### See: Complete List of Practice Quizzes

Note: After taking this particular quiz, you can proceed to check all the topics.

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