Basic Electrical Engineering

Module 1

Node & mesh analysis of series- parallel circuits; Basic circuit theorems:- Norton;s, Thevinine’s,

Reciprocity, Superposition, Maximum Power Transfer; Star-Delta Transformation;

Electrostatics:- capacitors, applications of capacitors, energy stored in electrostatic field;

Magnetic circuits, Faraday’s Laws of Electromagnetic Induction, Lenz’s Law, Statically & Dynamically

Induced EMF, Self & Mutual Inductance, Coefficient of coupling, Energy Stored in magnetic field;

Module II

Alternating quantities; sinusoidal ,square, triangular waveforms- average and effective values, Form &

Peak factor, Significance of sinusoidal waveform, concept of phasors, Phasor representation, Phase

difference, addition & subtraction of sinusoidally varying quantities; Cartesian, Polar and Exponential form

of representation of phasors.

Module III

Analysis of AC circuits: series-parallel circuits with R, L, C components; Concept of Impedance,

Admittance, Conductance, Susceptence, Resonance; Instantaneous Power, Average Power, Active &

Reactive power, Power factor-causes and problems of low power factor , power factor improvement;

Polyphase system: Three phase system, Phase sequence, concept of balanced and unbalanced three phase

system, power in three phase system.

Module IV

Familiarisation of various types of service mains, wiring installations; Study of fuse, selection and rating;

Methods of earthing, Measurement of earth resistance;

Measuring instruments: basics of voltmeter, ammeter, multimeter, wattmeter and energy meter, electronic

and digital meters

Battery characteristics: Lead acid and Alkaline cells, tubular & SMF types, Ampere hour & Watt hour

Efficiency; Fuel cells;

Energy conversion devices-basics of generators, transformers and motors- types, schemes of operation and

applications.

Reference Books:

1 Edward Hughes: Electrical Technology, ELBS, - 6th edition, 1989 and Electrical and Electrical

Technology –ELBS ,8th edition, 2002

2 Cotton H: Electrical Technology, Wheeler Publishers,7th edition, 2003

3 D.P.Kothari & I J Nagrath: Basic Electrical Engineering, Tata McGraw Hill, 2nd Edition, 2002

4 Joseph, A. Edminister, Electric Circuit Theory, Schaum series Outline McGraw Hill 4th edition,

2004

5 Golding & Widdis, Electrical Measurements an Measuring Instruments;- Wheeler Publishers 5th

edition, 1999.

6 Johnson David A, Basic electric circuit analysis, John Wiley and sons—5th edition, 2002

7 V D Toro, Electric Machines & Power Systems, Prentice-hall,1985

8 Uppal S. L., Electrical Wiring & Estimating, Khanna Publishers---5th edition, 2003