Practice Quiz in DC Biasing – BJT Part 6

(Last Updated On: February 3, 2020)
Practice Quiz in DC Biasing - BJTs

This is the Online Practice Quiz in DC Biasing – BJTs Part 6 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 VI of the Online Practice Quiz

Quiz in DC Biasing – BJTs

Question 51. In a transistor-switching network, the operating point switches from _____ to _____ regions along the load line.

A. cutoff, active

B. cutoff, saturation

C. active, saturation

D. None of these


Question 52. In any amplifier employing a transistor, the collector current IC is sensitive to _____.

A. β

B. VBE

C. ICO

D. All of these


Question 53. For a transistor operating in the saturation region, the collector current IC is at its _____ and the collector-emitter voltage VCE is to the _____.

A. minimum, left of the VCEsat line

B. minimum, right of the VCEsat line

C. maximum, left of the VCEsat line

D. maximum, right of the VCEsat line


Question 54. The emitter resistor in an emitter-stabilized bias circuit appears to be _____ in the base circuit.

A. larger

B. smaller

C. the same

D. None of these


Question 55. In a fixed-bias circuit, the magnitude of IC is controlled by and therefore is a function of _____.

A. RB

B. RC

C. β

D. RB and β


Question 56. In an emitter-bias configuration, the _____ the resistance RE’, the _____ the stability factor, and the _____ stable is the system.

A. smaller, lower, less

B. larger, more, more

C. smaller, more, more

D. larger, lower, more


Question 57. For the typical transistor amplifier in the active region, VCE is usually about _____ % to _____ % of VCC’

A. 0, 100

B. 25, 75

C. 45, 55

D. None of these


Question 58. The saturation current of a transistor used in a fixed-bias circuit is _____ its value used in an emitter-stabilized or voltage-divider bias circuit for the same values of RC’.

A. more than

B. the same as

C. less than

D. None of these


Question 59. _____is the least stabilized circuit.

A. Fixed bias

B. Emitter-stabilized bias

C. Voltage divider

D. Voltage feedback


Question 60. _____is the primary difference between the exact and approximate techniques used in the analysis of a voltage divider circuit.

A. Thevenin voltage ETh

B. Thevenin resistance RTh

C. Base voltage VB

D. RC

More Practice Quiz in DC Biasing - BJTs

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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