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GATE 2025

Graduate Aptitude Test in Engineering 2025 Online

Pattern & Syllabus

GATE Syllabus 2025

GATE Syllabus 2025 for all 30 papers has been released by IIT Roorkee on their official website gate.iitd.ac.in. The syllabus includes General Aptitude, Engineering Mathematics, and the syllabus of the subject selected by aspirants.

GATE 2025 Syllabus for General Aptitude (GA)

General Aptitude (GA) is a common section in all GATE Papers. General Aptitude holds 15% weight. The questions in GA are based on verbal ability and numerical ability. The 2 subsections in the GA section are as follows:

  1. Verbal Ability- The following topics are tested in this section:
  • English Grammar
  • Sentence Completion
  • Verbal Analogies
  • Word Groups
  • Instructions
  • Critical Reasoning
  • Verbal Deduction

2. Numerical Ability – This section comprises of questions which test the basic mathematical skills of candidates. The following subtopics included in this section are:

  • Numerical computation
  • Numerical Estimation
  • Numerical Reasoning
  • Data Interpretation

GATE Syllabus for Engineering Mathematics

Engineering Mathematics holds 15% weightage in GATE for the paper codes: AE, AG, BT, CE, CH, CS, EC, EE, IN, ME, MN, MT, PE, PI, TF, and XE.

  • This section tests a candidate’s skills in mathematical methods and techniques which are majorly used in engineering.
  • Following are the sub-topics of engineering mathematics for various papers:

GATE Paper

Topics included in Engineering Mathematics

Aerospace Engineering (AE)

Linear Algebra, Calculus, Differential Equations

Agricultural Engineering (AG)

Linear Algebra, Calculus, Differential Equations, Vector Calculus, Probability, and Statistics, Numerical Methods

Biotechnology (BT)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods

Civil Engineering (CE)

Linear Algebra, Calculus, Ordinary Differential Equations (ODE), Partial Differential Equations (PDE), Probability and Statistics, Numerical Methods

Chemical Engineering (CH)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables

Computer Science and Information Technology (CS)

Linear Algebra, Calculus, Probability, and Statistics, Discrete Mathematics

Electronics and Communication (EC)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Vector Analysis, Complex Analysis

Electrical Engineering (EE)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables, Transform Theory

Instrumentation Engineering (IN)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Analysis of Complex Variables

Mechanical Engineering (ME)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables

Metallurgical Engineering (MT)

Linear Algebra, Calculus, Differential Equations, Vector Calculus, Probability and Statistics, Numerical Methods

Mining Engineering (MN)

Linear Algebra, Calculus, Differential Equations, Vector Calculus, Probability and Statistics, Numerical Methods

Petroleum Engineering (PE)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables

Production and Industrial Engineering (PI)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables

Textile Engineering and Fiber Science (TF)

Linear Algebra, Calculus, Differential Equations, Probability and Statistics, Numerical Methods, Complex Variables

Engineering Sciences (XE)

Linear Algebra, Calculus, Ordinary Differential Equations (ODE), Partial Differential Equations (PDE), Probability and Statistics, Numerical Methods, Vector Calculus, Complex Variables

GATE 2022 Syllabus – Mechanical Engineering (ME)

Mechanical Engineering applies the principles of engineering, physics and material science for the design, analysis, manufacturing, and maintenance of mechanical systems.

  • This branch of engineering involves the design, production, and operation of machinery.
  • Mentioned below are the important topics that will form GATE Syllabus for Mechanical Engineering (ME).

Manufacturing

Thermal Sciences

Orthogonal Cutting

Tool Life Equation Problems

Casting Types and Design

Resistance Welding

Problems in Welding

1st and 2nd Law Problems

Steam Turbines

Laws of TD and Properties

Problems of Diesel

Otto

Dual Cycle

Detonation and Knocking

Turbo Machinery

Fluid Mechanics

Heat Transfer

Velocity Potential

Flow-through Pipes

Boundary-Layer Theory

Buoyancy

Surface Tension

Capillary

Applications of Bernoulli equation

Centrifugal pumps

Specific speeds of the turbine and pumps

Numbers in convection like Pr No, Gr No, Re No, etc.

Problems on conduction

Critical thickness

Shape factor in radiation

The problem in Heat exchangers like NTU

Theory of Machines and Vibration

Planetary gear train

Gears LOC, POC

Shafts Problems

Governors & Fly Wheel

Linkages

Pairs & its applications

Inversions of Single & double slider crank

GATE Syllabus – Computer Science Engineering (CSE)

CSE stands for Computer Science Engineering. This field deals with implementation, designing and management of the information system of both software and hardware processes.

Programming and Data Structures

Algorithms

Recursive Programs

Trees and Graphs

Trees

Stacks

Queues Trees

Recursive Functions

Pointers 

Algorithm Analysis

Heap Trees

Sorting and Graph Algorithm

Searching and Sorting Algorithm

Dynamic Programming Algorithm

Divide and Conquer

Greedy Algorithm

Operating Systems

Digital Logic

CPU Scheduling Algorithms

Paging

Semaphores

Page Replacement Algorithm

Deadlock

Disk Scheduling Algorithm

Page Replacement

Segmentation

Combinational Circuits: Multiplexer, Decoder and De-Multiplexer

Combinational Circuits

Minimization Circuits

Sequential Circuits

Minimization and Counters

Number System

Fixed and Floating-Point Registers

Computer Organization & Architecture

Databases

Pipelining

Cache Organization

Addressing Modes 

Machine Cycles

I/O Data Transfer

Relational Algebra

Relational Algebra

Normalization

SQL/ SQL Queries

Tuple Calculus

Transactions

Serializability

Computer Network

Theory of Computation

IP Addressing

Routing Algorithms

TCP and UDP

Application Protocols

Ethernet

Congestion Control

Encryption and Decryption Algorithms

DFA

CFL and DCFL

Regular Languages

Regular Expressions

Undecidability

Closure Properties

Formal Grammars

CNF

GATE 2022 Syllabus – Civil Engineering (CE)

GATE Civil Engineering Exam 2022 is one of the most reputed exams for any graduate engineers. The exam will help in understanding a candidate’s ability to work in the development sector of our country and understanding a candidate’s knowledge in design, construction, and maintenance of physical and naturally build structures like roads, canals.

Structural Engineering

Geotechnical Engineering

Solid Mechanics

Steel Structures

Structural Analysis

Soil Mechanics

Foundation Engineering 

Water Resources Engineering

Environmental Engineering

Hydrology

Fluid Mechanics

Hydraulics

Irrigation

Water and wastewater disposal

Air Pollution

Noise Pollution

Municipal Solid Waste

Transportation Engineering

Geomatics Engineering

Transportation Infrastructure

Highway Pavements

Traffic Engineering

Surveying

Basics of Geographical Information System (GIS)

Geographical Positioning System (GPS)

GATE Syllabus – Electrical Engineering (EE)

Electrical Engineering is a field of engineering that generally deals with the study and application of electricity, electronics, and electromagnetism. The paper code for this paper is EEE. Tabulated below are the important topics for GATE Exam.

Electric Circuits

Electromagnetic Fields

Network graph

KCL, KVL, Node and Mesh analysis

Sinusoidal steady-state analysis

Thevenin’s theorem, Norton’s theorem

Three-Phase circuits

Electric Field Intensity, Electric Flux Density, Gauss's Law,

Electric field & potential due to point, line, plane & spherical charge distributions

Biot-Savart’s law, Ampere’s law

Self and Mutual inductance of simple configurations

Signals and Systems

Electrical Machines

Representation of continuous and discrete-time signals.

Linear Time-Invariant and Causal systems, Sampling theorem.

Applications of Fourier Transform, Laplace Transform and z-Transform

Single-phase transformer,

Three-phase transformers,

Auto-transformer, DC machines, Three-phase induction motors, Operating principle of single-phase induction motors, Synchronous machines

Types of losses and efficiency calculations of electric machines.

Power Systems

Control Systems

Power generation concepts

Electric field distribution and insulators

Gauss-Seidel and Newton-Raphson load flow methods

Voltage and Frequency control, Power factor correction

Symmetrical components, Symmetrical and unsymmetrical fault analysis,

Circuit breakers, System stability concepts

Mathematical modelling and representation of systems

Feedback principle, transfer function, Block diagrams and signal flow graphs

Transient and Steady-state analysis of linear time-invariant systems

Routh-Hurwitz and Nyquist criteria, Bode plots.

P, PI and PID controllers; State space model, State transition matrix.

Electrical and Electronic Measurements

Analog and Digital Electronics

Bridges and Potentiometers

Measurement of voltage, current, power, energy and power factor

Instrument transformers, Digital voltmeters and multimeters

Phase, Time and Frequency measurement; Oscilloscopes

Characteristics of diodes, BJT, MOSFET

Oscillators and Feedback amplifiers

Operational amplifiers

8085Microprocessor

Power Electronics

Characteristics of semiconductor power devices: Diode, Thyristor, Triac, GTO, MOSFET, IGBT;

DC to DC conversion: Buck, Boost and Buck-Boost converters;

Single and three-phase configurations of uncontrolled rectifiers, Line commutated thyristor-based converters, Bidirectional ac to dc voltage source converters,

Issues of line current harmonics, Power factor, Distortion factor of ac to dc converters,

Single Phase and three-phase inverters, Sinusoidal pulse width modulation.

GATE 2020 Syllabus –  Electronics and Communication Engineering (ECE)

This is a discipline that combines electrical and communication engineering. ECE stands for Electronics and Communication Engineering. Mentioned below are the most important topics for GATE exam.

Networks, Signals and Systems

Electronic Devices

Network solution methods

Network theorems

Linear 2-port network parameters

Continuous-time signals

Discrete-time signals

LTI systems

Digital filter design techniques.

Energy bands in intrinsic and extrinsic silicon; Carrier transport

P-N junction, Zener diode, BJT, MOS capacitor, MOSFET, LED, photodiode and solar cell

Integrated circuit fabrication process

Analog Circuits

Digital Circuits

Small signal equivalent circuits of diodes, BJTs and MOSFETs; Simple diode circuits

Single-stage BJT and MOSFET amplifiers

BJT and MOSFET amplifiers

Sinusoidal oscillators

Function generators, wave-shaping circuits and 555 timers

Voltage reference circuits

Power supplies: ripple removal and regulation.

Number systems; Combinatorial circuits

Sequential circuits

Data Converters

Semiconductor memories

The 8-bit microprocessor (8085)

Control Systems

Communications

Basic control system components

Block diagram representation

Signal flow graph

Transient and steady-state analysis of LTI systems;

Frequency response;

Routh-Hurwitz and Nyquist stability criteria; Bode and root-locus plots; Lag, lead and lag-lead compensation;

State variable model and solution of state equation of LTI systems.

Random processes

Analog communications

Information theory

Digital communications

Fundamentals of error correction, Hamming codes;

Timing and frequency synchronization, inter-symbol interference and its mitigation

Basics of TDMA, FDMA and CDMA.

Electromagnetics

Electrostatics

Maxwell’s equations

Plane waves and properties

Transmission lines

Waveguides

Antennas

Basics of radar

Light propagation in optical fibres

GATE Syllabus for Statistics (ST)

Statistics is a branch of mathematics dealing with the collection, interpretation, organization, analysis and presentation of data. Tabulated below are important chapters with the topics that are likely to appear in GATE 2020.

Calculus

Linear Algebra

Finite

Countable & Uncountable sets

Archimedean

Mean value theorems

Riemann Integration

Finite-dimensional vector spaces

Systems of Linear equations

Minimal Polynomial

Cayley Hamilton

Skew-symmetric

Probability

Stochastic Processes

Classical, relative frequency & axiomatic definitions of probability

Bayes’ theorem

Independent events

Random variables & probability distributions

Moments & moment generating functions

Markov chains with finite & countable state space

Classification of states

Limiting behaviour of n-step transition probabilities

Stationery distribution

Poisson & birth-and-death processes

Inference

Regression Analysis

Unbiasedness

Consistency

Sufficiency

Completeness

Uniformly minimum variance unbiased estimation

Simple & Multiple linear regression

Polynomial regression

Estimation

Confidence intervals & testing for regression coefficients

Partial & Multiple correlation coefficient

Multivariate Analysis

Design of Experiments

Basic properties of multivariate normal distribution

Multinomial distribution

Wishart distribution

Hotelling's T2 & related tests

Clustering

One and two-way ANOVA

CRD

RBD

LSD

Factorial experiments

GATE 2022 Syllabus – Architecture and Planning (AR)

The paper code for this exam in GATE is AR. It is again the most desired and competitive field among the graduate engineers. Tabulated below are important chapters with the topics that are likely to appear in GATE 2022.

City Planning

Housing

Evolution of Cities

Sustainable Development

Eco City Concept

Planning Regulations

Housing Typology

Finance and Management

Housing Programs in India

Housing Policies

Site Planning Principles

Landscape Design

Computer-Aided Design

Landscape design and Material Used

Methodology and Styles

Environmental Concerns

Application of Computers

Graphics

Languages (C, Visual Basic, AutoCAD, 3D-Studio)

Visual and Urban Design

Development of Contemporary Architecture

Knowledge of Design

Material Used

Styles Followed

Images and Pattern

Influence in Society

Impact of New Development

Post Modernism

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