Explore topic-wise MCQs in Network Theory Questions and Answers.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Network Theory Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

For a T-network if the Short circuit admittance parameters are given as y11, y21, y12, y22, then y21 in terms of Inverse Hybrid parameters can be expressed as ________

A. y21 = \(\left(g_{11} – \frac{g_{12} g_{21}}{g_{22}}\right)\)
B. y21 = \(\frac{g_{12}}{g_{22}} \)
C. y21 = –\(\frac{g_{21}}{g_{22}} \)
D. y21 = \(\frac{1}{g_{22}}\)
Answer» D. y21 = \(\frac{1}{g_{22}}\)
Discussion
2.

For a T-network if the Short circuit admittance parameters are given as y11, y21, y12, y22, then y12 in terms of Inverse Hybrid parameters can be expressed as ________

A. y12 = \(\left(g_{11} – \frac{g_{12} g_{21}}{g_{22}}\right)\)
B. y12 = \(\frac{g_{12}}{g_{22}} \)
C. y12 = –\(\frac{g_{21}}{g_{22}} \)
D. y12 = \(\frac{1}{g_{22}}\)
Answer» C. y12 = –\(\frac{g_{21}}{g_{22}} \)
Discussion
3.

In two-port networks the parameter g22 is called _________

A. Short circuit input impedance
B. Short circuit current ratio
C. Open circuit voltage ratio
D. Open circuit input admittance
Answer» C. Open circuit voltage ratio
Discussion
4.

In two-port networks the parameter g12 is called _________

A. Short circuit input impedance
B. Short circuit current gain
C. Open circuit reverse voltage gain
D. Open circuit output admittance
Answer» D. Open circuit output admittance
Discussion
5.

In two-port networks the parameter g21 is called _________

A. Short circuit input impedance
B. Short circuit current ratio
C. Open circuit voltage ratio
D. Open circuit input admittance
Answer» D. Open circuit input admittance
Discussion
6.

In two-port networks the parameter g11 is called _________

A. Short circuit input impedance
B. Short circuit current ratio
C. Open circuit voltage ratio
D. Open circuit input admittance
Answer» E.
Discussion
7.

For the circuit given below, the value of the Inverse hybrid parameter g22 is ___________

A. 7.5 Ω
B. 5 Ω
C. 6.25 Ω
D. 3 Ω
Answer» B. 5 Ω
Discussion
8.

In the circuit given below, the value of the Inverse hybrid parameter g21 is _________

A. 10 Ω
B. 0.5 Ω
C. 5 Ω
D. 2.5 Ω
Answer» C. 5 Ω
Discussion
9.

In the circuit given below, the value of the Inverse hybrid parameter g11 is _________

A. 10 Ω
B. 0.133 Ω
C. 5 Ω
D. 2.5 Ω
Answer» C. 5 Ω
Discussion
10.

Which one of the following parameters does not exist for the two-port network in the circuit given below?

A. h
B. Y
C. Z
D. g
Answer» D. g
Discussion
11.

For the 2 port network as shown below, the Z-matrix is ___________

A. [Z1; Z1 + Z2; Z1 + Z2; Z3]
B. [Z1; Z1; Z1 + Z2; Z2]
C. [Z1; Z2; Z2; Z1 + Z2]
D. [Z1; Z1; Z1; Z1 + Z2]
Answer» E.
Discussion
12.

For the circuit given below, the value of the Inverse hybrid parameter g21 is ___________

A. 0.6 Ω
B. 0.5 Ω
C. 0.3 Ω
D. 0.2 Ω
Answer» C. 0.3 Ω
Discussion
13.

For the circuit given below, the value of the Inverse hybrid parameter g11 is ___________

A. 0.067 Ω
B. 0.025 Ω
C. 0.3 Ω
D. 0.25 Ω
Answer» B. 0.025 Ω
Discussion