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GATE Aerospace Engineering Syllabus 2025- IIT Roorkee has released the GATE AE syllabus 2025 online at gate2025.iitr.ac.in. Candidates preparing for GATE Aerospace Engineering must prepare the complete GATE AE 2025 syllabus to score well.
The syllabus of GATE Aerospace Engineering 2025 is divided into two sections that are Core and Special section. The 90% weightage will be provided to core topics whereas the special topics will hold 10% weightage. Refer the below details for detailed GATE syllabus for Aerospace Engineering 2025.
GATE Aerospace Engineering Syllabus 2025- Engineering Mathematics
| Chapters | Topics |
| Linear Algebra | Vector algebra, systems of linear equations, Matrix algebra, rank of a matrix, eigen values and eigen vectors. |
| Calculus | Functions of single variable, limits, mean value theorem, continuity and differentiability, chain rule, partial derivatives, maxima and minima, directional derivatives, gradient, divergence and curl. Integration, Line,surface and volume integrals. Gauss and Green, Theorems of Stokes. |
| Differential Equations | First order linear and nonlinear differential equations, higher order linear ODEs with constant coefficients. Partial differential equations and separation of variables methods. |
| Special Topics | Fourier Series, Numerical methods for linear and nonlinear algebraic equations, Laplace Transforms, Numerical integration and differentiation. Probability and statistics, Complex analysis. |
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GATE AE Syllabus 2025- Flight Mechanics
| Chapters | Topics |
| Atmosphere | Properties, standard atmosphere. Classification of aircraft. Airplane (fixed wing aircraft) configuration and various parts. Pressure altitude; equivalent, calibrated, indicated air speeds; Primary flight instruments: Altimeter, ASI, VSI, Turn-bank indicator. Angle of attack, sideslip; Roll, pitch & yaw controls. Aerodynamic forces and moments |
| Airplane performance | Drag polar; take-off and landing; steady climb and descent; absolute and service ceiling; range and endurance, load factor, turning flight, V-n diagram. Winds: head, tail and cross winds. |
| Static stability | Stability and control derivatives; longitudinal stick fixed and free stability; horizontal tail position and size; directional stability, vertical tail position and size; lateral stability. Wing dihedral, sweep & position; hinge moments, stick forces. |
| Special Topics | Dynamic stability: Euler angles; Equations of motion; Decoupling of longitudinal and lateral-directional dynamics; longitudinal modes; lateral-directional modes. |
GATE AE Syllabus 2025- Aerodynamics
| Chapters | Topics |
| Basic Fluid Mechanics | Conservation laws: Mass, momentum and energy (Integral and differential form); Dimensional analysis and dynamic similarity; |
| Potential flow theory | Sources, sinks, doublets, line vortex and their superposition. Elementary ideas of viscous flows including boundary layers |
| Airfoils and wings | Airfoil nomenclature; Aerodynamic coefficients: lift, drag and moment; KuttaJoukoswki theorem; Thin airfoil theory, Kutta condition, starting vortex; Finite wing theory: Induced drag, Prandtl lifting line theory; Critical and drag divergence Mach number |
| Compressible Flows | Basic concepts of compressibility, One-dimensional compressible flows, Isentropic flows, Fanno flow, Rayleigh flow; Normal and oblique shocks, Prandtl-Meyer flow; Flow through nozzles and diffusers. |
| Special Topics | Wind Tunnel Testing: Measurement and visualization techniques. Shock – boundary layer interaction. |
GATE Aerospace Engineering Syllabus 2025- Structures
| Chapters | Topics |
| Strength of Materials | Stress and strain: Three-dimensional transformations, Mohr’s circle, principal stresses, Three-dimensional Hooke’s law, Plane stress and strain. Failure theories: Maximum stress, Tresca von Mises. Strain energy. Castigliano’s principles. Statically determinate and indeterminate trusses and beams. Elastic flexural buckling of columns. |
| Flight vehicle structures | Characteristics of aircraft structures and materials. Torsion, bending and shear of thin-walled sections. Loads on aircraft. |
| Structural Dynamics | Free and forced vibrations of undamped and damped SDOF systems. Free vibrations of undamped 2-DOF systems. |
| Special Topics | Vibration of beams. Theory of elasticity: Equilibrium and compatibility equations, Airy’s stress function. |
GATE Aerospace Engineering Syllabus 2025- Propulsion
| Chapters | Topics |
| Basics | Thermodynamics, boundary layers, heat transfer, combustion and thermochemistry. |
| Aerothermodynamics of aircraft engines theory | Thrust, efficiency, range. Brayton cycle. |
| Engine performance | Ramjet, turbojet, turbofan, turboprop and turboshaft engines. After burners. |
| Turbomachinery | Axial compressors: Angular momentum, work and compression, characteristic performance of a single axial compressor stage, efficiency of the compressor and degree of reaction, multi-staging. |
| Rockets | Thrust equation and specific impulse, rocket performance. Multi-staging. Chemical rockets. Performance of solid and liquid propellant rockets. |
| Centrifugal compressor | Stage dynamics, inducer, impeller and diffuser. |
| Axial turbines | Stage performance |
| Special Topics | Aerothermodynamics of non-rotating propulsion components such as intakes, combustor and nozzle. Turbine blade cooling. Compressor-turbine matching, Surge and stall. |
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