DC Load Lines MCQ’s

Electronic Devices & Circuits Electronics & Communication Engineering

This set of Electronic Devices & Circuits Multiple Choice Questions & Answers (MCQs) focuses on “DC Load Lines”.

1. For the circuit shown, find the quiescent point.

electronic-devices-circuits-questions-answers-dc-load-lines-q2

a) (10V, 4mA)
b) (4V, 10mA)
c) (10V, 3mA)
d) (3mA, 10V)

2. Which of the following depicts the load line for the circuit shown below?

electronic-devices-circuits-questions-answers-dc-load-lines-q3
electronic-devices-circuits-questions-answers-dc-load-lines-q3a

a) 

electronic-devices-circuits-questions-answers-dc-load-lines-q3b

b) 

electronic-devices-circuits-questions-answers-dc-load-lines-q3c

c)

electronic-devices-circuits-questions-answers-dc-load-lines-q3d

d)

3. Which of the following depicts the DC load line?

electronic-devices-circuits-questions-answers-dc-load-lines-q1

a) 

electronic-devices-circuits-questions-answers-dc-load-lines-q1a

b) 

electronic-devices-circuits-questions-answers-dc-load-lines-q1b

c) 

electronic-devices-circuits-questions-answers-dc-load-lines-q1c

d) 

4. For the circuit shown, find the quiescent point.

electronic-devices-circuits-questions-answers-dc-load-lines-q4

a) (6V, 1mA)
b) (4V, 10mA)
c) (10V, 3mA)
d) (3mA, 10V)

5. The DC equivalent circuit for an NPN common base circuit is.

electronic-devices-circuits-questions-answers-dc-load-lines-q6
electronic-devices-circuits-questions-answers-dc-load-lines-q6a
electronic-devices-circuits-questions-answers-dc-load-lines-q6b

a)

b)

c)

d)


6. What is the other representation of the given PNP transistor connected in common emitter configuration?

electronic-devices-circuits-questions-answers-dc-load-lines-q8
electronic-devices-circuits-questions-answers-dc-load-lines-q8a
electronic-devices-circuits-questions-answers-dc-load-lines-q8b

a)

b)

c)

d)

7. Which of the following depicts the load line for the given circuit?

electronic-devices-circuits-questions-answers-dc-load-lines-q5
electronic-devices-circuits-questions-answers-dc-load-lines-q5a

a) 

electronic-devices-circuits-questions-answers-dc-load-lines-q5b

b) 

electronic-devices-circuits-questions-answers-dc-load-lines-q5c

c) 

electronic-devices-circuits-questions-answers-dc-load-lines-q5d

d) 


8. The DC equivalent circuit for an NPN common emitter circuit is.

electronic-devices-circuits-questions-answers-dc-load-lines-q7
electronic-devices-circuits-questions-answers-dc-load-lines-q7a
electronic-devices-circuits-questions-answers-dc-load-lines-q7b

a)

b)

c)

d)


9. What is the DC characteristic used to prove that the transistor is indeed biased in saturation mode?
a) IC = βIB
b) IC > βIB
c) IC >> βIB
d) IC < βIB

10. For the circuit shown, find the quiescent point.

electronic-devices-circuits-questions-answers-dc-load-lines-q10

a) (10V, 4mA)
b) (4V, 10mA)
c) (10V, 3mA)
d) (3mA, 10V)

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