ELECRICAL ENGINEERING (SYLLABUS TO MAKE TECHNICAL STRONG)
Electrical Circuits and Fields
Network graph, KCL, KVL, node/ cut set, mesh/ tie set analysis, transient response of d.c. and a.c.
networks -- sinusoidal steady-state analysis -- resonance in electrical circuits -- concepts of ideal voltage
and current sources, network theorems, driving point, immittance and transfer functions of two port
networks, elementary concepts of filters -- three phase circuits -- Fourier series and its application -- Gauss
theorem, electric field intensity and potential due to point, line, plane and spherical charge distribution,
dielectrics, capacitance calculations for simple configurations -- Ampere's and Biot-Savart's law,
inductance calculations for simple configurations.
Electrical Machines
Single phase transformer - equivalent circuit, phasor diagram, tests, regulation and efficiency -- three phase
transformers - connections, parallel operation -- auto transformer and three-winding transformer --
principles of energy conversion, windings of rotating machines: D. C. generators and motors -
characteristics, staring and speed control, armature reaction and commutation -- three phase induction
motors -- performance characteristics, starting and speed control -- single-phase induction motors --
synchronous generators performance, regulation, parallel operation -- synchronous motors - starting,
characteristics, applications, synchronous condensers -- fractional horse power motors, permanent magnet
and stepper motors.
Power Systems
Electric power generation - thermal, hydro, nuclear -- transmission line parameters -- steady-state
performance of overhead transmission lines and cables and surge propagation -- distribution systems,
insulators, bundle conductors,
corona and radio interference effects -- per-unit quantities -- bus admittance and impedance matrices -- load
flow -- voltage control and power factor correction -- economic operation -- symmetrical components,
analysis of symmetrical and unsymmetrical faults -- principles of over current, differential and distance
protections -- concept of solid state relays and digital protection -- circuit breakers -- concept of system
stability-swing curves and equal area criterion -- basic concepts of HVDC transmission.
Control Systems
Principles of feedback -- transfer function -- block diagrams: steady-state errors -- stability-Routh and
Nyquist criteria -- Bode plots -- compensation -- root loci -- elementary state variable formulation -- state
transition matrix and response for LTI systems.
Electrical and Electronic Measurements
Bridges and potentiometers, PMMC moving iron, dynamometer and induction type instruments --
measurement of voltage, current, power, energy and power factor -- instrument transformers -- digital
voltmeters and multimeters -- phase, time and frequency measurement -- Q-meter, oscilloscopes,
potentiometric recorders, error analysis.
Analog and Digital Electronics
Characteristics of diodes, BJT, FET, SCR -- amplifiers-biasing, equivalent circuit and frequency response
-- oscillators and feedback amplifiers, operational amplifiers- characteristics and applications -- simple
active filters -- VCOs and timers -- combinational and sequential logic circuits, multiplexes, Schmitt
trigger, multivibrators, sample and hold circuits, A/D and D/A converters -- microprocessors and their
applications.
Power Electronics and Electric Drives
Semiconductor power devices-diodes, transistors, thyristors, triacs, GTO's MOSFETS and IGBT - static
characteristics and principles of operation -- triggering circuits -- phase control rectifiers -- bridge
converters-fully controlled and half controlled -- principles of choppers and inverters, basic concepts of
adjustable speed of dc and ac drives.
