DC Biasing-BJTs - General Questions (4)

Directions to Solve

DC Biasing-BJTs - General Questions

25. 

Determine the change in IC from 25ºC to 175ºC for the transistor defined in this table for fixed-bias with RB = 240 komega (6) and beta (2)1 = 100 due to the S(VBE) stability factor.

mcq04_03400
A. 145.8 mu (4)A
B. 145.8 nA
C. –145.8mu (4) A
D. –145.8 nA

Answer: Option A

Explanation:

No answer description available for this question

View Answer Discuss Workspace Report
26. 

For what value of beta (2)1 does the transistor enter the saturation region?

mcq04_01000
A. 20
B. 50
C. 75
D. 116

Answer: Option E

Explanation:

No answer description available for this question

View Answer Discuss Workspace Report
27. 

Calculate the value of VCEQ.

mcq04_01500
A. 8.78 V
B. 0 V
C. 7.86 V
D. 18 V

Answer: Option C

Explanation:

No answer description available for this question

View Answer Discuss Workspace Report
28. 

Calculate the voltage across the 91 komega (6) resistor.

mcq04_01400
A. 18 V
B. 9.22 V
C. 3.23 V
D. None of the above

Answer: Option C

Explanation:

No answer description available for this question

View Answer Discuss Workspace Report
29. 

In a fixed-bias circuit, which one of the stability factors overrides the other factors?
A. S(ICO)
B. S(VBE)
C. S(beta (2)1)
D. Undefined

Answer: Option C

Explanation:

No answer description available for this question. 

View Answer Discuss Workspace Report
30. 

Determine the reading on the meter when VCC = 20 V, RC = 5 komega (6), and IC = 2 mA.

mcq04_01100
A. 10 V
B. –10 V
C. 0.7 V
D. 20 V

Answer: Option A

Explanation:

No answer description available for this question. 

View Answer Discuss Workspace Report
31. 

The cutoff region is defined by IB ________ 0 A.
A. >
B. <
C. lessthanorequalto
D. greaterthanorequalto (1)

Answer: Option C

Explanation:

No answer description available for this question

View Answer Discuss Workspace Report
32. 

For the BJT to operate in the active (linear) region, the base-emitter junction must be ________-biased and the base-collector junction must be ________-biased.
A. forward, forward
B. forward, reverse
C. reverse, reverse
D. reverse, forward

Answer: Option B

Explanation:

No answer description available for this question.

View Answer Discuss Workspace Report

Questions & Answers

Aptitude Chemical Engineering Civil Engineering Computer Science & Engineering Current Affairs Data Interpretation Electrical & Electronics Engineering Electronics & Communication Engineering General Knowledge Logical Reasoning Mechanical Engineering Non Verbal Reasoning Verbal Ability Verbal Reasoning

Interviews

HR Interview

Jobs

Sarkari Jobs

Results

Rojgar ResultSarkari Result

Admission

Admission 2023

Admit Card

Admit Card 2023

Answer Key

Answer Key 2023