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Download Network Theory PDF Notes for Pokhara University Engineering
Course Objectives:
1. To provide the basis for the formula and solution of network equations.
2. To understand the behaviour of the network.
3. To develop one–port and two-port networks with given network functions
2. To understand the behaviour of the network.
3. To develop one–port and two-port networks with given network functions
Course Contents:
1. Review of Network Analysis (2hrs)
Mesh and Nodal-pair
2. Circuit Differential Equations (6 hrs)
(formulations and solutions)
The differential operator, Operational impedance, Formulation of circuit differential
equations, Complete response (transient and steady-state) of first-order differential
equations with or without initial conditions, Use of software in solving network different
equations
3. Circuit Dynamics (6 hrs)
First order RL and RC circuits, Complete response of RL and RC circuit to sinusoidal
input, RLC circuit, Step response of RLC circui9t, Response of RLC circuit to sinusoidal
inputs, Resonance, Damping factors and Q-factor.
4. Review of Laplace Transform (6 hrs)
Definition and properties, Laplace transform of common forcing functions, Initial and
final value theorem, Inverse Laplace transform, Partial fraction expansion, Solutions of
first order and second order system, RL and RC circuit, RLC circuit, Transient and
steady-state responses of the network to unit step, unit impulse, ramp and sinusoidal forcing
functions.
5. Transfer Functions (3 hrs)
Transfer functions of Network system, Poles and Zeros, Time- domain behaviour from
pole-zero locations, Stability and Routh’s Criteria, Network stability.
6. Fourier Series and Transform (3 hrs)
Evaluation of Fourier coefficients for periodic non-sinusoidal waveforms, Fourier
Transform, Application of Fourier transforms for non-periodic waveforms.
Theory Practical Total
Sessional 30 20 50
Final 50 - 50
Total 80 20 100
7. Frequency Response of Network (4 hrs)
Magnitude and phase responses, Bode plots and their applications, Half-power point,
bandwidth, roll-off and skirt, Effects of a quality factor on frequency response, the concept of
ideal and non-ideal LP, HP, BP and BS filters.
8. One-port passive network (8 hrs)
Properties of the one-port passive network, Driving point functions, Positive Real Function,
Loss-less network synthesis of LC one-port network, Properties of RL and RC network,
Synthesis of RL and RC network, Properties and synthesis of RLC one–port network.
9. Two-Port Passive Network (7 hrs)
Properties of the two-port network, Reciprocity and symmetry, Short circuit and open circuit
parameters transmission parameters, Hybrid parameter, Relation and transformations
between sets of parameters, Synthesis of two-port LC and RC ladder network based on
zero shifting and partial pole removal, Equivalent T and π section representation,
Properties of the resistively terminated loss-less ladder.
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Old is gold Previous year questions from Network Theory
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