IES Electrical Engineering Syllabus 2020 For Prelims and Mains Exam

IES Electrical Engineering Syllabus

IES Electrical Engineering Syllabus 2020: Are you preparing for ESE Electrical Engineering? Do you have the latest Syllabus?

Don’t worry! In this article, you will find the latest IES Electrical Engineering Syllabus 2020.

Basic Introduction

You have already known that the UPSC conducts IES Exam every year to recruit Engineers. IES is a Central Government with a better salary structure and chances for growth in the Future. Because of that, there is a huge competition to crack the Exam.

You should know the latest IES Syllabus 2020 for Electrical Engineer to accomplish your preparation correctly. It will help you to identify the topics that have to cover under IES Preparation.

IES Electrical Engineering Syllabus

Before starting the details of IES Syllabus for Electrical Engineering PDF, you should know the list of organizations recruits Mechanical Engineers via IES/ESE Exam.

  • Indian Railway Service of Electrical Engineers
  • Indian Railway Stores Service (Electrical Engineering Posts)
  • Central Electrical & Mechanical Engineering Service (Electrical Engineering Posts)
  • Indian Defence Service of Engineers
  • Indian Naval Armament Service (Electrical Engineering Posts)
  • Naval Store Officer Grade-I (Electrical Engineering Posts) in Indian Navy

IES Electrical Engineering Syllabus for Paper 1

Here you can check IES/ESE EEE Syllabus for Paper 1

Engineering Mathematics

  • Matrix theory, Eigen values & Eigen vectors, the system of linear equations, Numerical methods for the solution of non-linear algebraic equations and differential equations, integral calculus, partial derivatives, maxima and minima, Line, Surface and Volume Integrals. Fourier series, linear, non-linear and partial differential equations, initial and boundary value problems, complex variables, Taylor’s and Laurent’s series, residue theorem, probability and statistics fundamentals, Sampling theorem, random variables, Normal and Poisson distributions, correlation and regression analysis.

Electrical Materials

  • Electrical Engineering Materials, crystal structures and defects, ceramic materials, insulating materials, magnetic materials – basics, properties and applications; ferrites, ferromagnetic materials and components; basics of solid-state physics, conductors; Photo- conductivity; Basics of Nanomaterials and Superconductors. 

Electric Circuits and Fields

  • Circuit elements, network graph, KCL, KVL, Node and Mesh analysis, ideal current and voltage sources, Thevenin’s, Norton’s, Superposition and Maximum Power Transfer theorems, transient response of DC and AC networks, Sinusoidal steady-state analysis, basic filter concepts, two-port networks, three phase circuits, Magnetically coupled circuits, Gauss Theorem, electric field and potential due to point, line, plane and spherical charge distributions, Ampere’s and Biot-Savart’s laws; inductance, dielectrics, capacitance; Maxwell’s equations. 

Electrical and Electronic Measurements

  • Principles of measurement, accuracy, precision and standards; Bridges and potentiometers; moving coil, 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, Basics of sensors, Transducers, basics of data acquisition systems

Computer Fundamentals

  • Number systems, Boolean algebra, arithmetic functions, Basic Architecture, Central Processing Unit, I/O and Memory Organisation; peripheral devices, data representation and programming, basics of Operating system and networking, virtual memory, file systems; Elements of programming languages, typical examples. 

Basic Electronics Engineering

  • Basics of Semiconductor diodes and transistors and characteristics, Junction and field-effect transistors (BJT, FET and MOSFETS), different types of transistor amplifiers, equivalent circuits and frequency response; oscillators and other circuits, feedback amplifiers.

IES Electrical Engineering Syllabus for Paper 2

 Here you can check IES/ESE EEE Syllabus for Mains Exam 2020.

Analog and Digital Electronics

  • Operational amplifiers – characteristics and applications, combinational and sequential logic circuits, multiplexers, multi-vibrators, sample and hold circuits, A/D and D/A converters, basics of filter circuits and applications, simple active filters; Microprocessor basics- interfaces and applications, basics of linear integrated circuits; Analog communication basics, Modulation and de-modulation, noise and bandwidth, transmitters and receivers, signal to noise ratio, digital communication basics, sampling, quantizing, coding, frequency and time domain multiplexing, power line carrier communication systems. 

Systems and Signal Processing

  • 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 and Laplace transform, Z transforms, Discrete Fourier transform, FFT, linear convolution, discrete cosine transform, FIR filter, IIR filter, bilinear transformation. 

Control Systems

  • Principles of feedback, transfer function, block diagrams and signal flow graphs, steady-state errors, transforms and their applications; Routh-hurwitz criterion, Nyquist techniques, Bode plots, root loci, lag, lead and lead-lag compensation, stability analysis, transient and frequency response analysis, state-space model, state transition matrix, controllability and observability, linear state variable feedback, PID and industrial controllers.

Electrical Machines

  • Single-phase transformers, three-phase transformers – connections, parallel operation, auto-transformer, energy conversion principles, DC machines – types, windings, generator characteristics, armature reaction and commutation, starting and speed control of motors,
  • Induction motors – principles, types, performance characteristics, starting and speed control, Synchronous machines – performance, regulation, parallel operation of generators, motor starting, characteristics and applications, servo and stepper motors.

Power Systems

  • Basic power generation concepts, steam, gas and water turbines, transmission line models and performance, cable performance, insulation, corona and radio interference, power factor correction, symmetrical components, fault analysis, principles of protection systems, basics of solid state relays and digital protection; Circuit breakers, Radial and ring-main distribution systems, Matrix representation of power systems, load flow analysis, voltage control and economic operation, System stability concepts, Swing curves and equal area criterion. HVDC transmission and FACTS concepts, Concepts of power system dynamics, distributed generation, solar and wind power, smart grid concepts, environmental implications, fundamentals of power economics. 

Power Electronics and Drives

  • Semiconductor power diodes, transistors, thyristors, triacs, GTOs, MOSFETs and IGBTs – static characteristics and principles of operation, triggering circuits, phase control rectifiers, bridge converters – fully controlled and half controlled, principles of choppers and inverters, basis concepts of adjustable speed DC and AC drives, DC-DC switched mode converters, DC-AC switched mode converters, resonant converters, high frequency inductors and transformers, power supplies.

Download IES 2020 EEE Syllabus for Prelims & Mains

IES Electrical Engineering Exam Pattern For Prelims & Mains

Going through IES Syllabus for EEE will help candidates to get familiar with the question paper pattern and section-wise distribution of marks:

IES Electrical Engineering Exam Pattern For Prelims

Here you can check ESE EEE Exam Pattern for Prelims Exam 2020.



Maximum Marks

Paper-I (General Studies and Engineering Aptitude)

2 Hours


Paper-II (Electrical Engineering)

3 Hours



5 Hours


IES Electrical Engineering Exam Pattern For Mains Exam

Here you can check ESE EEE Exam Pattern for Mains Exam 2020.



Maximum Marks

Paper-I ( Electrical Engineering)

3 Hours


Paper-II (Electrical Engineering)

3 Hours



6 Hours

600 Marks

Important Links For IES Electrical Engineering

You can refer to the following links related ESE Electrical Exam.

We have covered a detailed guide on UPSC IES Electrical Engineering Syllabus for the Prelims and Mains Exam. Feel free to ask any questions in the comment section below.

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