GATE Important Topics for Electrical Engineering: Subject wise Important Topics

GATE Important Topics for Electrical Engineering

The Graduate Aptitude Test in Engineering (GATE) is an entrance exam for engineering students seeking admission to postgraduate programs in various institutes and universities in India. Here are some of the GATE important topics for Electrical Engineering:

1. Electrical Circuits and Fields: Basic circuit elements, network topology, network theorems, transient and steady-state analysis, AC circuits, magnetic circuits, and electromagnetic fields.

2. Signals and Systems: Continuous-time and discrete-time signals, Fourier series and Fourier transforms, Laplace transforms, Z-transforms, sampling theorem, and system analysis.

3. Electrical Machines: DC machines, transformers, synchronous machines, induction motors, and special machines.

4. Power Systems: Power generation concepts, transmission and distribution systems, protection and control, power factor correction, and renewable energy sources.

5. Control Systems: Mathematical modeling of systems, feedback control, frequency response analysis, stability analysis, and state-space analysis.

6. Electrical and Electronic Measurements: Measurement of voltage, current, power, and energy, measurement of resistance, inductance, and capacitance, digital measurement techniques, and instrument transformers.

7. Analog and Digital Electronics: Semiconductor physics, diodes and transistors, amplifiers, oscillators, operational amplifiers, digital logic gates, combinational circuits, sequential circuits, and microprocessors.

8. Power Electronics: Power semiconductor devices, converters, inverters, choppers, and resonant converters.

9. Engineering Mathematics: Linear Algebra, Calculus, Differential equations, Complex variables, Probability, and Statistics.

10. General Aptitude: Verbal Ability, Quantitative Aptitude, and Analytical Ability.

Candidates should thoroughly prepare these topics and understand the concepts and theories behind them to score well in the GATE exam.

Topic-wise Marks Distribution of Electrical Engineering Subject

Topic-wise marks distribution helps to understand the GATE exam pattern in previous years. Here the GATE Important Topics for Electrical engineering paper for 2022 are shared below in the table. Candidates can also check the average marks of the subject for the GATE 2023 Electrical Engineering paper.

Subject	Average Marks in 2022	GATE Important Topics for Electrical engineering- 2022
Digital Electronics	3	Synchronous Counter
Analog Electronics	6	Zener Voltage Regulator, Signal Generator, BJT Biasing, Schmitt Trigger
Control Systems	8	Determination of Transfer function, Bode Plot, Compensators, State Space Analysis
Signals Systems	8	Z-Transform, LTI Systems, Fourier Transforms,
Electric Circuits	11	Network Function, First Order RL circuit, Thevenin’s Theorem, Three-phase system, Maximum Power Transfer Theorem
Power Electronics	9	Buck-Boost converter, Boost converter, AC voltage converter, Single Phase Inverter.
Power Systems	12	Fault Analysis, Sub-matrix of Power System, Z-Bus Formation, Economic Load dispatch, Power Flow Analysis, Cables
Electrical Machines	8	Single Phase Transformer, Three Phase Induction Motors, DC Machines
Measurements	2	AC Bridges
Electromagnetic Fields	6	Basics of Vector Theory, Parallel plate capacitor
Engineering Mathematics	12	Complex Number, Probability distribution, Maxima Minima, Eigen Values, Determinant of Matrix,
General Aptitude	15	Number System, Mensuration, Transformation of Shapes, Grammer

Important Topics of Electric Circuits Subject

2- 3 questions are expected from the Electric Circuits topic in the GATE 2023 exam. In addition, candidates can practice the questions from Circuit Theory- Analysis Synthesis textbook by Dr. Abhijit Chakrabarti. Candidates can also practice the previous year’s GATE EE exam questions to score maximum marks. The Electric Circuit’s GATE Important topics for electrical engineering paper are shared below into two categories.

Regularly covered topics in Electric Circuits Subject: Questions were asked from the following topics in the previous GATE Papers.

• KCL, KVL, and Node and Mesh analysis
• Network Theorems
• Transient Analysis of First-order circuits
• Resonance
• Two-port networks
• Power and power factor in ac circuits

Difficult topics in Electric Circuits subject: Questions from the following topics in the GATE exam are tough.

• Transient and Steady-State analysis of Second-order RLC circuits
• Phasor diagrams
• Magnetic Coupled circuits
• Two-port networks
• Laplace transform

Important Topics of electric Machines Subject

The electrical Machinery book by P.S. Bimbhra contains a lot of samples of multiple-choice questions at the end of the book. Solve all these multiple-choice questions to get a grip on the subject. The Electric Machine’s GATE Important topics for electrical engineering papers are shared below into two categories.

Regularly covered topics for the Electric Machine subject: Questions were asked from the following topics in all the previous GATE Papers.

• Single-phase transformers
• Three-phase transformers
• DC machines
• Single Phase Induction Motors

Difficult topics for Electric Machine subject: Tough questions in GATE are possible from the following topics.

• Three-phase induction motors
• Synchronous Machines

Other Important topics covered for Electric Machines

• Servo motors and Stepper motors

Important Topics of Power Systems Subject

Refer to the questions at the end of the book on Electric Power Systems by CL Wadhwa to get insight into this subject and solve previous GATE questions. The Power System’sGATE Important topics for the EE paper are shared below into two categories.

Regularly covered topics for Power System –Questions were asked from the following topics in all the previous GATE Papers.

• Power Generation Concepts
• Load flow methods, Bus Impedance, and Admittances matrices
• Circuit Breakers
• HVDC and FACTS concepts
• Fault Calculations and Transients

Difficult topics covered for Power System

• System Stability Concepts
• Equal area criterion
• Power system Protection

Important Topics of Control SystemsSubject

Many questions asked on this subject are numerical types. To get a grip on the numerical questions, solve the example problems given in the textbook on Control Systems by A Nagoor Kani. The Control System’sGATE Important topics for EE paper are shared below into two categories.

Regularly covered topics for Control System: Questions were asked from the following topics in all the previous GATE Papers.

• Block Diagrams,
• Signal flow graphs
• 1st-order transfer functions
• Routh-Hurwitz criteria
• Frequency domain specifications, Bode plots, and Compensators.

Difficult level topics for Control System: Tough questions in GATE are possible from the following topics.

• Root-Loci,
• State Space Model and Nyquist Criteria

Important Topics of Power Electronics Subject

Examples and sample Questions given in the Power Electronics text by P.S.Bimbhra must be thoroughly practiced to get maximum insight into the questions. The Power ElectronicsGATE Important topics for EE paper are shared below into two categories.

Regularly covered topics for Power Electronics: Questions were asked from the following topics in all the previous GATE Papers.

• Characteristics of Semi-Conductor devices
• Rectifiers
• Principles of Choppers
• Principles of Inverters

Difficult topics for Power Electronics

• Harmonics
• Sinusoidal PWM

Important Topics of Analog Electronics Subject

Regularly covered topics in GATE: Questions were asked from the following topics in all the previous GATE Papers. Many questions in the GATE exam from this subject are from the above topics. In addition, all these topics are covered in the textbook Analog Electronics by Millman and Halkis. The Analog ElectronicsGATE Important topics for the EE paper are shared below into two categories.

• Operational Amplifiers
• Diode Circuits
• BJTs and FET
• Rectifiers and Amplifiers

Difficult level topics for Analog Electronics: Tough questions in GATE are possible from the following topics.

• Frequency response
• Oscillators and Feedback Amplifiers

Important Topics of digital Electronics Subject

Morris mano is the best book for preparing digital electronics. Simple and direct questions are asked from digital electronics in GATE electrical paper; hence, do not skip the topics in digital logic. The Digital ElectronicsGATE Important topics for EE paper are shared below into two categories.

Regularly covered topics for Digital Electronics-Questions were asked from the following topics in all the previous GATE Papers.

• Boolean algebra
• Combinational circuits
• Sequential circuits
• K-maps and Counters.

Difficult topics for Digital Electronics

• Logic gates and their CMOS implementations
• 8085 Microprocessor

Other Important topics for Digital Electronics

• A/D and D/C converters

Important Topics of Electrical and Electronic Measurements Subject

The textbook by A.K. Sawhney is the best reference for preparing this subject as it covers every subject topic, followed by many numerical examples. The Electrical and Electronic measurementsGATE Important topics for EEE paper are shared below into two categories.

Regularly covered topics for Electrical and Electronic Measurements

• Bridges and Potentiometers
• Measurement of voltage, Current, Power, Energy, and Power factor
• Error Analysis

Other Important Topics for Electrical and Electronic Measurements

• Digital Voltmeters and Multi-meters

Important Topics of Signals and Systems Subject

The Signal and Systems GATE Important Topics for EE paper are shared below into two categories.

Regularly covered topics for Signal and Systems

• Basics of Signals and Systems
• LTI systems
• Z-transform

Difficult Topics for Signal and Systems

• Fourier Transform
• Laplace transform

Oppenheim and Willsky is the best book to understand signals and their behavior. Questions from this subject are almost similar to mathematics.

Important Topics of Electromagnetic Fields Subject

Not many questions are asked about this subject in the GATE EE exam. However, preparing the above topics from this subject would give me an edge over others. Solve the previous GATE exam questions. The Electromagnetic FeildsGATE Important Topics for EE paper are shared below into two categories.

Regularly covered topics for Electromagnetic Feilds

• Different types of laws
• Magnetic circuits
• Self and Mutual inductance of simple configurations

Important Topics of Engineering Mathematics Subject

The Power System’s Important topics for the GATE Electrical Engineering are shared below.

• Every topic from this subject is very important.
• This subject is a scoring one.
• One should not leave any topic from this subject as all the questions asked have the same level.
• Engineering Mathematics by Grewal textbook covers all the topics. Solve all the examples of the book along with previous GATE papers.

Important Topics of General Aptitude Subject

The General Aptitude Important topics for the GATE Electrical Engineering paper are shared below.

Important topics covered in GATE General Aptitude

• Sentence completion and word analogies
• Numerical computation and data interpretation

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