Electrical Circuit Analysis-1 (JNTUK Syllabus)

Introduction to Electrical Circuits
Passive components and their V-I relations. Sources (dependent and independent) -Kirchoff’s laws, Network reduction techniques(series, parallel, series - parallel, star-to-delta and delta to-star transformation). source transformation technique, nodal analysis and mesh analysis.

Network topology
Definitions of Graph and Tree, Basic cutset and tieset matrices for planar networks, Loop and nodal methods of analysis of networks with dependent and independent voltage and current sources, Duality and Dual networks.

Magnetic Circuit
Basic definition of MMF, flux and reluctance. Analogy between electrical and magnetic
circuits.Faraday’s laws of electromagnetic induction Concept of self and mutual inductance. Dot convention-coefficient of coupling and composite magnetic circuit.Analysis of series and parallel magnetic circuits.

Single Phase A.C Systems
Periodic waveforms (determination of rms, average value and form factor).Concept of phase angle and phase difference – Waveforms and phasor diagrams for lagging, leading networks. Complex and polar forms of representations, steady state analysis of R, L and C circuits. Power Factor and its significance real, reactive power and apparent power, waveform of instantaneous power triangle and complex power

Analysis of AC Networks
Extension of node and mesh analysis to AC networks, Numerical problems on sinusoidal
steady state analysis, Series and parallel resonance, Selectively band width and Quasi factor, Introduction to locus diagram.

Network theorems (DC & AC Excitation)
Superposition theorem, Thevenin’s theorem, Norton’s theorem, Maximum Power Transfer theorem, Reciprocity theorem, Millman’s theorem and compensation theorem.

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