Circuit Theory and Networks | Sem III | Electronics And Communication Engineering | Maulana Abul Kalam Azad University of Technology

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Chapter I:

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a) Resonant Circuits: Series and Parallel resonance [1L], (*) Impedance and Admittance Characteristics, Quality Factor, Half Power Points, Bandwidth [2L], Phasor diagrams, Transform diagrams [1L], Practical resonant and series circuits, Solution of Problems [Tutorial - 1L]. 

b) Mesh Current Network Analysis: Kirchoff’s Voltage law, Formulation of mesh equations [1L], Solution of mesh equations by Cramer’s rule and matrix method [2L], Driving point impedance, Transfer impedance [1L], Solution of problems with DC and AC sources [1L].   

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Chapter II:

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a) Node Voltage Network Analysis: Kirchoff’s Current law, Formulation of Node equations and solutions [2L], driving point admittance, transfer Admittance [1L], Solution of problems with DC and AC sources [1L].

 b) Network Theorems: Definition and Implication of Superposition Theorem [1L], Thevenin’s theorem, Norton’s theorem [1L], Reciprocity theorem, Compensation theorem [1L], maximum Power Transfer theorem [1L], Millman’s theorem, Star delta transformations [1L], Solutions and problems with DC and AC sources [1L].

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Chapter III: 

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 Graph of Network: Concept of Tree and Branch [1L], tree link, junctions, (*) Incident matrix, Tie set matrix [2L], Determination of loop current and node voltages [2L]. Coupled Circuits: Magnetic coupling, polarity of coils, polarity of induced voltage, concept of Self and mutual inductance, Coefficient of coupling, Solution of Problems. Circuit transients: DC transients in R-L and R-C Circuits with and without initial charge, (*) R-L-C Circuits, AC Transients in sinusoidal R-L, R-C and R-L-C Circuits, Solution of Problems [2L].  

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Chapter IV: 

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Laplace transform: Concept of Complex frequency [1L], transform of f(t) into F(s) [1L], transform of step, exponential, over damped surge, critically damped surge, damped and un-damped sine functions [2L], properties of Laplace transform [1L], linearity, real differentiation, real integration, initial value theorem and final value theorem [1L], inverse Laplace transform [1L], application in circuit analysis, Partial fraction expansion, Heaviside’s expansion theorem, Solution of problems [1L].  (*) Laplace transform and Inverse Laplace transform [2L]. Two Port Networks: Relationship of Two port network variables, short circuit admittance parameters, open circuit impedance parameters, transmission parameters, relationship between parameter sets, network functions for ladder network and general network.  

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