#### EE6201 – CIRCUIT THEORY – SYLLABUS (REGULATION 2013) ANNA UNIVERSITY

##### UNIT I : BASIC CIRCUITS ANALYSIS

(EE6201)Ohm’s Law – Kirchoffs laws – DC and AC Circuits – Resistors in series and parallel circuits. Mesh current and node voltage method of analysis for D.C and A.C. circuits – Phasor Diagram – Power, Power Factor and Energy

##### UNIT II : NETWORK REDUCTION AND NETWORK THEOREMS FOR DC AND AC CIRCUITS

Network reduction: voltage and current division, source transformation – star delta conversion. Thevenins and Novton & Theorem – Superposition Theorem – Maximum power transfer theorem – Reciprocity Theorem.

##### UNIT III : RESONANCE AND COUPLED CIRCUITS

Series and paralled resonance – their frequency response – Quality factor and Bandwidth – Self and mutual inductance – Coefficient of coupling – Tuned circuits – Single tuned circuits.

##### UNIT IV: TRANSIENT RESPONSE FOR DC CIRCUITS

Transient response of RL, RC and RLC Circuits using Laplace transform for DC input and A.C. with sinusoidal input – Characterization of two port networks in terms of Z,Y and h parameters.

##### UNIT V :THREE PHASE CIRCUITS

Three phase balanced / unbalanced voltage sources – analysis of three phase 3-wire and 4-wire circuits with star and delta connected loads, balanced & un balanced – phasor diagram of voltages and currents – power and power factor measurements in three phase circuits.

### Course Curriculum

 IMPORTANT QUESTION EE6201 CIRCUIT THEORY FREE 00:00:00 QUESTION BANK EE6201 CIRCUIT THEORY FREE 00:00:00 Unit 1 EE6201 Introduction, basic terms & definition, classification of network, circuit element, energy source FREE 00:00:00 Resistor ,inductor & capacitor in series & parallel FREE 00:00:00 Kirchoff’s law & problems FREE 00:00:00 Mesh analysis & problems , Node analysis & problems FREE 00:00:00 Basic circuit analysis – AC circuit ,basic definition, phasor representation of an alternative quantity 00:30:00 Analysis of AC circuit, AC through pure inductive CKT problems 00:30:00 AC through pure capacitive ckt, series RL circuit 00:30:00 RL series problems, AC through series RC circuit, problems 00:00:00 AC through series RLC circuit, problems 00:30:00 AC through parallel circuit ,problems 00:30:00 Rectangular to polar conversions & polar to rectangular conversions 00:00:00 Nodal analysis 00:00:00 Unit 2 EE6201 Network reduction voltage & current , problems 00:00:00 Superposition theorem DC circuit, problems 00:00:00 Superposition theorem AC circuit problems 00:00:00 Thevenin’s theorem (DC), proof, problems 00:00:00 Thevenin theorem AC circuit problem 00:00:00 Norton theorem DC circuit, proof, problems 00:00:00 Maximum power transfer theorem DC , problem 00:00:00 Maximum power transfer theorem AC circuit 00:00:00 Reciprocity theorem DC circuit, proof, verifying 00:00:00 Reciprocity theorem AC circuit 00:00:00 Unit 3 EE6201 Series resonance, frequency, Phasor diagram, representation ,reaction curve, Half power frequency, Bandwidth, Quality factor 00:00:00 Parallel Resonance cases 00:00:00 Series & parallel resonance problems 00:00:00 Half power frequencies for parallel resonance circuit, bandwidth quality factor, coupled circuit , Mutual inductance, coeffecient of coupling 00:00:00 Self inductance & Mutual inductance problems, Dot representation of coupled circuit problems 00:00:00 Analysis of coupled circuit, problems, tuned circuit single coupled circuits 00:30:00 Unit 4 EE6201 Transient response introduction 00:00:00 Transient response of RL & RC series circuit with DC input & problems 00:00:00 Transient response of RLC series circuit with DC input 00:00:00 RL decaying transient , DC response of RC series decaying transient , problems 00:00:00 RL & RC series circuit excited by AC source , problems 00:00:00 RLC series circuit excited by sinusoidal source 00:00:00 Two port network introduction, terms & definition, types & parameter 00:00:00 Condition of symmetry for z parameter, problems 00:30:00 Y parameter (or) short circuit admittance parameter, Condition of symmetry for y parameters 00:00:00 π section Representation of a two port network, problems 00:00:00 Y parameter (or) short circuit admittance parameter, Condition of symmetry for y parameters 00:00:00 Summary of two port network, inter relationship between parameters 00:00:00 y & H parameters in terms of other parameters, conversion table for 3 different types of two port network 00:00:00 Unit 5 EE6201 Introduction & generation of 3 phase voltage 00:00:00 Analysis of 3 phase 3 wire & 4 wire, relation between load current & phase current, expression for total power in a 3 phase balanced circuit 00:30:00 3 phase problems 00:30:00 unbalanced star connect , 3 phase 3 wire star connected , problems 00:00:00 unbalanced delta connected load , problems 00:00:00 3 phase power measurement two watt meter method 00:30:00 Determination of power factor from wattmeter reading, problems 00:30:00

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