Syllabus Circuits and Network Analysis - [EC25C02] Circuit Laws and Network Theorems : Basic electrical components, voltage, current, power, Network terminology - Node, Junction, Branch, Loop, Short and Open Circuits, DC and AC circuits, Ohm's Law, Kirchhoff‘s Laws, Resistors, inductors, and capacitors in series and parallel, voltage and current division rule, Mesh and Nodal Analysis for AC and DC circuits, Source transformation techniques, Star delta transformation techniques, principle of linearity, Thevenin’s and Norton’s theorems, Superposition theorem, Maximum power transfer theorem, Reciprocity theorem. (Chapters - 1, 3) Practical : 1. Verifications of KVL & KCL. 2. Verification of Mesh and Nodal analysis of DC circuits. 3. Verification of Thevenin’s and Norton’s theorems. Steady-State and Transient Analysis of AC and DC Circuits : Components behavior (R, L, and C) in AC and DC, Characteristics of sinusoids, Phasor relationship for R, L and C, Phasor diagram, Natural and forced response, Steady-state and Transient analysis of RL, RC, RLC circuits using Laplace Transform. (Chapters - 2, 4 ,5) Practical : 1. Create a physical model of an RL, RC, or RLC circuit to observe its transient and steady-state behaviour using LTspice (open-source) Resonance and Coupled Circuits : Natural frequency and Damping ratio, Series resonance, Parallel resonance, Quality factor (Q), Bandwidth, Selectivity, Effect of Q on bandwidth and selectivity. Self-inductance, Mutual inductance, Dot conversion, Ideal Transformer. (Chapters - 6, 7) Practical : 1. Determination of Resonance Frequency of Series & Parallel RLC Circuits. 2. Transient analysis of RL and RC circuits. Linear Two-Port Network Analysis : Introduction to two-port networks, Characterization in terms of impedance, admittance, hybrid, and transmission parameters, parameter conversions, Interconnection of two-port networks - Symmetry and Reciprocity. (Chapter - 8) Practical : 1. Measurement of Impedance Parameters (Z-Parameters) 2. Explore the behavior of two interconnected two-port networks and verify the principles of symmetry and reciprocity.
