# CSVTU BE III Sem Electrical Engineering Electric Circuits Syllabus

## Subject: Electric Circuits

Total Theory Periods: 40 Total Tut Periods: 12

Total Marks in End Semester Exam: 80

Minimum number of Class tests to be conducted: 2

UNIT – I

Development Of Circuit Concepts:

The relationship of field and circuit concept for parameters, lumped, linear and bilateral

elements, voltage and current sources, duality of simple circuit, network topology: graph

tree, branch link, tie set, cutest, loop and nodal analysis, equilibrium equations.

UNIT – II

Network Solution And Reduction:

Solution of network equation of determination method of network reductions, nodal

analysis, mesh analysis, super node, super mesh network theorems, superposition

theorem, reciprocity theorem, Thevenin’s theorem, Norton’s theorem, star delta

transformation theorem, Tellegen’s theorem.

UNIT – III

Network Solution And Reduction:

Electrostatic and electromagnetic coupling, self-inductance, mutual inductance, coupling

coefficient, complete network with conductive and inductive coupling, Series and parallel

resonance, quality factor, band width, selectivity, half power frequencies, circle diagram

of simple series and parallel circuits, inversion of circle and straight line impedance and

UNIT – IV

Poly Phase Circuits:

Examples of two, three, four-loop circuits and their solutions, unbalanced poly phase

circuits, determination of phase sequence, star/delta connections, and power measurement

in poly phase circuits.

UNIT – V

Non – sinusoidal Ideal Wave Forms:

Common non-sinusoidal waveforms, Fourier series, analytical evaluation of Fourier

coefficients, exponential form of Fourier series, frequency spectra of periodic waveforms,

semi graphical method of analysis, effective value and equivalent power factor solution

of circuits with non sinusoidal currents and voltages, harmonic resonance and harmonics

in poly phase circuits.

Text Books:

1. “Electric Circuit Analysis”, Hayt, Kemmerly, Durbin, TMH Pbs.

2. “

AC Circuits”, Kerchner and Cocoran

3. Network Analysis by M.E. Van Valkenberg

Reference Books:

1.“Fundamentals of Electric Circuits” Alexander & Sadiku, TMH Pbs.

2. “

Basic Circuit Theory”, Desoer and Kuh, Mc Graw H