Table of Contents

**Network Theory Notes pdf – NT notes pdf file**

Network Theory notes pdf – NT pdf notes – NT notes pdf file to download are listed below please check it –

**Link:Complete Notes**

**Note :-** These notes are according to the R09 Syllabus book of JNTU.In R13 and R15,8-units of R09 syllabus are combined into 5-units in R13 and R15 syllabus. If you have any doubts please refer to the JNTU Syllabus Book.

**UNIT I**

Three Phase Circuits

Three phase circuits, Phase sequence -Star and Delta connection, Relation between line and phase voltages in balanced systems, Analysis of balanced and unbalanced 3 phase circuits, Measurement of active and reactive power.

**UNIT II**

D.C Transient Analysis

Transient analysis of R-C , R-L , R-L-C circuits(Series and Parallel combinations) for D.C excitation -Initial conditions – Solution method using differential equations and Laplace transform.

**UNIT III**

A.C Transient Analysis

Transient analysis of R-C , R-L , R-L-C circuits(Series and Parallel combinations) for sinusoidal excitation -Initial conditions – Solution method using differential equations and Laplace transform.

**UNIT IV**

Network Functions

The concept of complex frequency , Physical interpretation of complex frequency, Trasnform impedance and Transform Circuts, Series and Parallel combination of elements, Terminal pairs or ports, Network functions for One-Port and Two-Port , Poles and Zeroes of Network Fucntions, Significance of poles and zeroes, Properties of driving point functions, Properties of Transfer functions, Necessary conditions for driving point functions, Necessary condtions for Transfer functions, Time domain response from pole zero plot.

**UNIT V**

Network Parameters – I

Two Port network Parameters – Z, Y, ABCD and hybrid parameters and their relations.

**UNIT VI**

Network Parameters – II

Cascaded networks, concept of transformed network – 2 port network parameters using transformed variables.

**UNIT VII**

Filters – I

Low pass, High pass, Band pass, Band elimination, prototype filter design

**UNIT VIII**

Fourier analysis of A.C Circuits

The Fourier Theorem, consideration of symmetry, exponential form of Fourier series, line spectra and phase angle spectra , Fourier integrals and Fourier Transforms, Properties of Fourier Transforms.

**Text books – **Network Theory – NT notes pdf – NT pdf notes – NT Pdf – NT Notes

1. Electric Circuits by A Chakrabarthy, Dhanipat Rai & Sons.

2. Circuits & Networks by A Sudhakar and Syammohan Palli, TMH

3. Electric Circuits By B Subramanyam I.K International