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Practice Quiz in Field Effect Transistor Amplifiers Part 3

(Last Updated On: February 3, 2020)
Practice Quiz in Field Effect Transistor Amplifiers

This is the Online Practice Quiz in Field Effect Transistor Amplifiers Part 3 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 III of the Online Practice Quiz

Quiz in Field Effect Transistor Amplifiers

Question 21. The E-MOSFET is quite popular in ________ applications.

A. digital circuitry

B. high-frequency

C. buffering

D. All of these


Question 22. Referring to this figure, calculate the value of RD if the ac gain is 10. Assume VGSQ = ¼Vp.

MCQs in FET Amplifiers Fig. 16

A. 2.2 kΩ

B. 2.42 kΩ

C. 2.62 kΩ

D. 2.82 kΩ


Question 23. Referring to this figure, calculate Av if rd = 19 kΩ.

MCQs in FET Amplifiers Fig. 14

A. –2.85

B. –3.26

C. –2.95

D. –3.21


Question 24. When VGS = 0.5 Vp gm is ________ the maximum value.

A. one-fourth

B. one-half

C. three-fourths

D. None of these


Question 25. Which of the following is a required condition to simplify the equations for Zo and Av for the self-bias configuration?

A. rd ≤ 10RD

B. rd = RD

C. rd ≥ 10RD

D. None of these


Question 26. The steeper the slope of the ID versus VGS curve, the ________ the level of gm.

A. less

B. same

C. greater

D. None of these


Question 27. Referring to this figure, calculate Av for yos = 58 µS.

MCQs in FET Amplifiers Fig. 11

A. –7.29

B. –7.50

C. –8.05

D. –8.55


Question 28. Determine the value for RD if the ac gain is 8.

MCQs in FET Amplifiers Fig. 15

A. 1.51 kΩ

B. 1.65 kΩ

C. 1.85 kΩ

D. 2.08 kΩ


Question 29. Referring to this figure, find Zo if yos = 20 µS.

MCQs in FET Amplifiers Fig. 06

A. 1.85 kΩ

B. 1.92 kΩ

C. 2.05 kΩ

D. 2.15 kΩ


Question 30. Referring to the transfer characteristics shown below, calculate gm at VGSQ = –1 V.

MCQs in FET Amplifiers Fig. 01

A. 2 mS

B. 3 mS

C. 4 mS

D. 5 mS

More Practice Quiz in Field Effect Transistor Amplifiers

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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