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Sardar Vallabhbhai National Institute of Technology, Surat-395007
(A DEEMED UNITVERSITY)
DEPARTMENT OF ELECTRICAL ENGINEERING
B. Tech. (All Branches), Semester – I and II
ELE 205 AF/ELE 205 AS : ELECTROTECHNIQUES
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5

ELECTROSTATICS
(04 Hours)
Coulomb’s law, electric fields, Gauss Theorem and its applications, potential and potential gradient, point
charge and charged sphere, Capacitance: concentric spheres, parallel plates, co-axial cylinders, and parallel
conductors, capacitors, capacitors in series, and parallel, capacitance with composite dielectrics, Electric field
energy..

ELECTROMAGNETICS
(04 Hours)
Ampere’s law, magnetic flux and flux density, magnetic field strength due to straight conductors and circular
coil, field strength due to solenoid, magnetomotive force, magnetic circuit calculations, magnetic leakage,
magnetic hysterisis, hysterisis and eddy current losses, Steinmetz exponent, magnetic field energy, lifting
power of a magnet. Electromagnetic induction, Faraday’s law and Lenz’s law, dynamically and statically
induced emf, self and mutual inductances.

NETWORK THEOREMS
(10 Hours)
Kirchoff’s current and voltage laws: loop and node methods of analysis, Superposition, Thevinin and
Reciprocity theorems, Star/ Delta transformations, Norton’s theorem, Maximum power transfer theorem.

R-L-C CIRCUITS
(07 Hours)
Alternating voltages and currents and their vector and time domain representations, average and rms values,
form factor, phase difference, power and power factor, purely resistive inductive and capacitive circuits, R-L,
R-C and R-L-C series circuits, impedance and admittance, circuits in parallel, series and parallel resonance,
locus diagram for series circuits. Complex algebra and its application to circuit analysis.

POLYPHASE CIRCUITS
(04 Hours)
Balanced two phase and three phase systems, star and mesh connections, calculations for balanced three
phase networks, polyphase vector diagram, measurement of power in three phase circuits.

ELECTRICAL WIRING
(06 Hours)
Various types of residential wiring circuits as simple parallel circuits, stair case wiring, go-down wiring etc.
Simple industrial wiring and testing as per electricity rules.
Total Hours: 45
BOOKS RECOMMENDED:
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Hayt W. H., Kemmerly J. E, Durbin S. M., “Engineering Circuit Analysis”, Tata McGraw Hill, 6 th Edition, 2006.
Edminister Joseph A., “Electrical circuits”, Schaum’s outline series, McGraw hill, 2 nd edition, 1983.
Van Valkenburg M.E., “Network Analysis”, Prentice Hall, India, 3rd Edition, 2002.
Ghosh Samarjit, “Network Theory, Analysis & Synthesis”, 2005 Edition, Prentice Hall, India.
Wadhwa C.L., “Network Analysis & Synthesis”, New Age International, Revised 3 rd Edition, 2007.