Electrical Circuits Syllabus


Subject Code:53010 L:4 T/P/D:1 Credits:4 Int. Marks:25 Ext. Marks:75 Total Marks:100


UNIT I: Introduction to Electrical Circuits


Circuit Concept - R-L-C parameters - Voltage and Current sources - Independent and dependent sources-Source transformation - Voltage - Current relationship for passive elements ( the diff input signals, square , ramp, saw tooth, triangular )


UNIT II: II


Kirchhoff's laws - network reduction techniques - series, parallel, series parallel, star-to-delta or delta-to-star transformation. Nodal analysis, mesh analysis, super node and super mesh for D-C excitation.


UNIT III: Single Phase A.C Circuits


R.M.S and Average values and form factor for different periodic wave forms, Steady state analysis of R, L and C (in series, parallel and series parallel combinations) with sinusoidal excitation - Concept of Reactance, Impedance, Susceptance and Admittance - Phase and Phase difference - concept of power factor, Real and Reactive powers - J-notation, Complex and Polar forms of representation, Complex power


UNIT IV: Locus diagrams & Resonance


Locus diagrams - series R-L, R-C, R-L-C and parallel combination with variation of various parameters - Resonance - series, parallel circuits, concept of band width and Q factor.


UNIT V: Magnetic Circuits


Magnetic Circuits - Faraday's laws of electromagnetic induction - concept of self and mutual inductance - dot convention - coefficient of coupling - composite magnetic circuit - Analysis of series and parallel magnetic circuits


UNIT VI: Network topology:


Definitions - Graph - Tree, Basic cutset and Basic Tieset matrices for planar networks - Loop and Nodal methods of analysis of Networks with independent voltage and current sources - Duality & Dual networks.


UNIT VII: Network theorems (with D.C)


Tellegen's, Superposition, Reciprocity, Thevenin's, Norton's, Maximum Power Transfer, Millman's and Compensation theorems for d.c. excitations.


UNIT VIII: Network theorems (with A.C)


Tellegen's, Superposition, Reciprocity, Thevenin's, Norton's, Maximum Power Transfer, Millman's and Compensation theorems for A.c. excitations.







TEXT BOOKS:
1. Engineering circuit analysis by William hayt and jack e kemmerly McGraw Hill ;
2. Circuits & networks by a.sudhakar and shyammohan s pillai TMH
3. Electric circuits by a chakravarthy dhanipat rai & sons



REFERENCE BOOKS:
1. Network analysis by m e an lakenberg
2. Linear circuit analysis (time domain phasor and laplace transform approaches) second ed. By Raymond a decarlo oxford press 2004
3. Network theory n c jagan & c lakshiminarayana 2006, BSP.
4. Electric circuit theory by k raeshwaran, PE 2004