Circuit Theory

DC Circuits: Electrical circuit elements (R, L and C), Types of sources, Ohm’s Law, KVL & KCL, Network reduction Techniques (Series, Parallel & Star-Delta), Mesh and super mesh and node and super node analysis.

Network Theorems: Thevenin’s, Norton’s, Superposition, Reciprocity, Maximum Power Transfer theorem, Tellegan’s theorem.

AC Circuits: Representation of sinusoidal waveforms, Average & RMS value, Analysis of single-phase AC circuits consisting of R, L, C, RL, RC, RLC combinations (series), Single phase and Three phase Systems, Active power, Reactive power, Apparent power, complex power, and power factor.

Resonance: Series resonance, resonant frequency, concept of band width and q-factor.
Coupled circuits: Self-inductance and Mutual inductance, Coefficient of coupling, dot convention.

Network Parameters: Two port network parameters – Z, Y, hybrid parameters and Transmission parameters (DC Excitation), relationship between various parameters, numerical problems.

Transients: Initial condition, Transient response of series RL, RC, and RLC networks by differential equations with DC excitation and AC excitation, numerical problems.

Lecture Slides
Course Introduction (Download PDF)
Module 1: DC Circuits (Download PDF)
Module 2: AC Circuits (Download PDF)
Module 3: Resonance and Coupled Circuits (Download PDF)
Module 4: Network Parameters (Download PDF)
Module 5: Transients (Download PDF)

Lecture Videos
Microsoft Stream Channel (View Online)


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