Graduate Aptitude Test in Engineering — Aerospace Engineering
IIT Madras (organising institute for GATE 2027) · Online (CBT) · Annual (February)
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GATE AE Syllabus
Complete chapter-wise syllabus covering all subjects. Updated as per official exam pattern.
Basic English Grammar, Tenses, Articles and Adjectives, Prepositions, Conjunctions, Verb-Subject Agreement, Vocabulary: Idioms and Words in Context, Reading Comprehension, Sequencing of Ideas, Critical Reasoning and Verbal Deduction
Quantitative AptitudeData Interpretation: Tables, Graphs and Charts, Numerical Computation and Estimation, Ratios, Percentages, Powers and Exponents, Logarithms, Permutations and Combinations, Mensuration, Geometry and Elementary Statistics, Probability
Analytical AptitudeLogic: Deduction and Induction, Analogy, Numerical Relations and Reasoning
Spatial AptitudeTransformation of Shapes: Translation, Rotation, Scaling, Mirroring, Assembling and Grouping, Paper Folding, Cutting and Inking, Patterns in 2 and 3 Dimensions
Matrix Algebra and Rank, Systems of Linear Equations, Eigenvalues and Eigenvectors, Cayley-Hamilton Theorem
CalculusMean Value Theorems, Maxima and Minima, Partial Derivatives and Multiple Integrals, Gradient, Divergence and Curl, Line, Surface and Volume Integrals, Stokes', Gauss' and Green's Theorems
Differential EquationsFirst Order Equations: Linear and Nonlinear, Higher Order Linear Equations with Constant Coefficients, Cauchy's and Euler's Equations, Initial and Boundary Value Problems, Laplace Transforms
Complex VariablesAnalytic Functions, Cauchy-Riemann Equations, Cauchy's Integral Theorem and Integral Formula, Taylor and Laurent Series, Residue Theorem
Probability and StatisticsSampling Theorems and Conditional Probability, Mean, Median, Mode and Standard Deviation, Random Variables and Distributions, Binomial, Poisson and Normal Distributions, Correlation and Regression Analysis
Numerical MethodsNumerical Solutions of Linear and Nonlinear Algebraic Equations, Iterative Methods and Convergence, Numerical Integration and Differentiation, Single and Multi-step Methods for ODEs
Pressure, Temperature and Airspeed Relations, Lift and Drag: Drag Polar, Takeoff and Landing, Steady Climb, Glide and Range/Endurance, Turn Performance and V-n Diagrams
Static StabilityLongitudinal Static Stability and Control, Lateral and Directional Stability, Control Surfaces and Trim, Equations of Motion: Linearised, Decoupled Dynamics
Conservation Laws: Mass, Momentum, Energy, Inviscid Flow: Euler Equations and Bernoulli, Viscous Flow: Boundary Layers, Skin Friction, Potential Flow: Circulation and Vorticity
Airfoils and WingsThin Airfoil Theory and Kutta-Joukowski Theorem, Lifting Line Theory and Induced Drag, Vortex Sheets and Panel Methods Basics
Compressible FlowIsentropic Flow and Normal Shock Relations, Oblique Shocks and Expansion Waves, Nozzle Flows, Linearised Supersonic Flow
Wind Tunnel TestingMeasurement and Scaling: Similarity Parameters, Pressure and Flow Visualisation Techniques
Stress-Strain Relations and Mohr's Circle, Bending, Shear and Torsion, Failure Theories and Buckling of Columns
Flight Vehicle StructuresTorsion, Bending and Flexural Shear of Thin-Walled Sections, Shear Flow and Monocoque/Semi-Monocoque Structures, Elasticity: Airy's Stress Function
Structural DynamicsFree and Forced Vibration of Single and Multi-DOF Systems, Eigenvalue Analysis and Mode Shapes, Aeroelasticity: Divergence, Flutter Basics
Thrust Equation and Efficiency, Thermodynamic Cycles for Air-Breathing Engines
Gas Turbine EnginesCompressors: Axial and Centrifugal, Combustion Chambers and Turbines, Turbojet, Turbofan, Turboprop Performance
Rockets and Space PropulsionRocket Equation and staging, Solid and Liquid Propellant Systems, Nozzle Flow and Specific Impulse
Table of Contents
About Graduate Aptitude Test in Engineering — Aerospace Engineering (GATE AE) 2027
The Graduate Aptitude Test in Engineering — Aerospace Engineering (GATE AE) is one of the most competitive entrance exams, conducted by the IIT Madras (organising institute for GATE 2027). Preparing for the GATE AE requires systematic practice, conceptual clarity, and regular self-evaluation. Our platform offers dynamic mock tests, previous years' resolved papers, and AI-enabled analysis to help you secure a top rank.
Frequently Asked Questions
Which organisations recruit through GATE AE?
GATE AE qualifiers are recruited by ISRO, HAL, DRDO, NAL (National Aerospace Laboratories), ADA, DRDL, and the Indian Air Force (civilian technical positions). ISRO and HAL are the most prestigious employers.
What are the key subjects in GATE AE?
Aerodynamics (Subsonic and Supersonic), Propulsion (Gas Turbines, Rockets), Flight Mechanics, Structures (Aeroelasticity), and Space Dynamics are the main GATE AE subjects. Aerodynamics carries the highest weightage.
What MTech specializations are available with GATE AE?
GATE AE qualifiers can pursue MTech in Aerospace Propulsion, Aerospace Structures, Aerodynamics, and Space Technology at IIT Bombay, IIT Kanpur, IIT Madras, IISc, and IIST Thiruvananthapuram.
How competitive is GATE AE?
GATE AE is niche with only 5,000-7,000 applicants. The qualifying cutoff is around 27-35 out of 100. Getting into IISc or IIT with GATE AE requires scores above 650-700 and top 50-200 ranks.
Is GATE AE useful for international opportunities?
GATE AE (with good academic records) can support applications to international aerospace engineering master's programmes. However, GRE is more commonly required for US universities. European aerospace programmes (ONERA, DLR) value Indian aerospace credentials.
What is the GATE AE qualifying cutoff?
General category qualifying marks: 25 (2026), 28.9 (2025) and 33.3 (2024). ISRO/HAL shortlists need much higher GATE scores, so treat the qualifying mark as a floor, not a target.
How should I start preparing for this GATE paper?
Begin with the official syllabus — GATE questions rarely go outside it. Then work subject-wise with previous year questions (10+ years), and finish with 8-10 full-length CBT mocks. Remember: General Aptitude (15 marks) and Engineering Mathematics (13 marks) are common to every candidate — 28 of your 100 marks come before the core subject even starts.
How to Prepare for GATE AE
Aerodynamics (boundary layer theory, compressible flow) is the most important topic — spend 30% of preparation time here
Propulsion (thermodynamic cycles, gas turbine performance) overlaps with GATE ME topics — leverage cross-subject knowledge
Flight Mechanics (stability and control, equations of motion) requires physical intuition and mathematical derivation skills
Space Dynamics (orbital mechanics, Kepler's laws) is relatively straightforward — master it for guaranteed marks
Aerodynamics numericals reward sketch-first problem solving — draw the flow field before writing equations
Flight mechanics performance formulas (range, endurance, ROC) are plug-and-play — memorise with units to bank 10+ marks