# ECIL Syllabus for Exam, Electrical Papers

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ECIL syllabus for Electrical subjects. For exam patterns and Other details about the ECIL exam : Click here

Electric Circuits and Fields:–Network graph, KCL, KVL, node and mesh analysis, transient response of dc and ac networks; sinusoidal steady-state analysis, resonance, basic filter concepts; ideal current and voltage sources, Theveninâ€™s, Nortonâ€™s and Superposition and Maximum Power Transfer theorems, two-port networks, three phase circuits; Gauss Theorem, electric field and potential due to point, line, plane and spherical charge distributions; Ampereâ€™s and Biot-Savartâ€™s laws; inductance; dielectrics; capacitance.

Signals and Systems:–Representation of continuous and discrete-time signals; shifting and scaling operations; linear, time-invariant and causal systems; Fourier series representation of continuous periodic signals; sampling theorem; Fourier, Laplace and Z transforms.

Electrical Machines:–Single phase transformer, three phase transformers, energy conversion principles; DC machines, three phase induction motors, single phase induction motors, synchronous machines, servo and stepper motors.

Power Systems:–Basic power generation concepts; transmission line models and performance; cable performance, insulation; corona and radio interference; distribution systems; per-unit quantities; bus impedance and admittance matrices; load flow; voltage control; power factor correction; economic operation; symmetrical components; fault analysis; principles of over-current, differential and distance protection; solid state relays and digital protection; circuit breakers; system stability concepts, swing curves and equal area criterion; HVDC transmission and FACTS concepts.

Control Systems:–Principles of feedback; transfer function; block diagrams; steady-state errors; Routh and Niquist techniques; Bode plots; root loci; lag, lead and lead-lag compensation; state space model; state transition matrix, controllability and observability.

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-meters; oscilloscopes; potentiometric recorders; error analysis.

Analog and Digital Electronics:–Characteristics of diodes, BJT, FET; amplifiers â€“ biasing, equivalent circuit and frequency response; oscillators and feedback amplifiers; operational amplifiers; simple active filters; VCOs and timers; combinational and sequential logic circuits; multiplexer; Schmitt trigger; multi-vibrators; sample and hold circuits; A/D and D/A converters; 8-bit microprocessor basics, architecture, programming and interfacing.

Power Electronics and Drives:–Semiconductor power diodes, transistors, thyristors, triacs, GTOs, MOSFETs and IGBTs; triggering circuits; phase control rectifiers; bridge converters â€“ fully controlled and half controlled; principles of choppers and inverters; basis concepts of adjustable speed dc and ac drives.

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