FE SEM 1 – BASIC ELECTRICAL ENGINEERING

Module 1 – DC Circuit
9 Topics
1.1 Kirchhoff’s Laws (Only independent source)
1.2 Ideal and practical Voltage and current Sources
1.3 Source Transformation
1.4 Mesh and Nodal Analysis
1.5 Star-Delta / Delta-Star Transformations
1.6 Superposition
1.7 Thevenin’s Theorem
1.8 Norton’s Theorem
1.9 Maximum Power Transfer Theorem
Module 2 – AC Circuit
5 Topics
2.1 Generation of alternating voltage
2.2 Basic definitions, average and r.m.s values, phasor and phase difference, sums on phasors
2.3 Single-phase ac series and parallel circuits consisting of R, L, C, RL, RC, RLC combinations
2.4 Definitions – Real, reactive and apparent power, admittance (Y)
2.5 Series and parallel resonance
Module 3 – Generation Of Three – Phase Voltages
3 Topics
3.1 Generation of Three-Phase Voltages
3.2 Voltage & current relationships in Star and Delta connections
3.3 Power measurement in three phase balanced circuit(Only two wattmeter method).
Module 4 – Transformers
6 Topics
4.1 Working principle of single-phase transformer
4.2 EMF equation of a transformer
4.3 Transformer losses
4.4 Actual (practical) and ideal transformer
4.5 Phasor diagram (considering winding resistance and magnetic leakage)
4.6 Equivalent circuit, Open-circuit test (no-load test), short circuit (SC) test, efficiency
Module 5 – Electrical Machines
3 Topics
5.1 Rotating magnetic field produced by three phase AC
5.2 Principle of operation of Three-phase induction motor
5.3 Constructional details and classification of Induction machines
Module 6 – Principle Of Operation Of Single – Phase Induction Motors
2 Topics
6.1 Principle of operation of Single-Phase induction motors
6.2 Stepper motor (Single stack variable reluctance and permanent magnet)
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1.5 Star-Delta / Delta-Star Transformations

FE SEM 1 – BASIC ELECTRICAL ENGINEERING Module 1 – DC Circuit 1.5 Star-Delta / Delta-Star Transformations
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