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# GATE 2018 Syllabus for Aerospace Engineering (AE)

Last Updated - August 16, 2017

GATE Syllabus is released on the official website of Indian Institute of Technology, Guwahati. The syllabus is different for every discipline. Before starts preparation of the exam, candidates are required to go through the complete syllabus of exam for better preparation.

• GATE Syllabus for all papers is based on the topics studied at graduation level.
• Aerospace Engineering paper consists of five sections namely- Engineering Mathematics, Flight Mechanics, Aerodynamics, Structures, and Propulsion. Check the complete GATE Syllabus of Aerospace Engineering from this article.
• GATE is a national level online exam which is conducted for admission to M.Tech and Ph.D. programs.
• There are 23 papers in GATE exam, a candidate can appear only one paper at one time.

Aerospace engineering is one of the papers of GATE exam. Applicants appearing for Aerospace engineering paper have to attempt 60 questions in the duration of three hours. It is the primary field of engineering concerned with the development of aircraft and spacecraft.It has two major and overlapping branches: aeronautical engineering and astronautical engineering.

### GATE AE Syllabus 2018- Engineering Mathematics

Engineering mathematics is a branch of applied mathematics concerning mathematical methods and techniques that are typically used in engineering and industry. It is one of the difficult section of the paper. This section carries fifteen percentage weightage of the questions. The complete syllabus of engineering mathematics is mentioned in the table given below.

#### Important Topics

• Fourier Series
• Laplace Transforms
• Numerical methods for linear and nonlinear algebraic equations
• Numerical integration and differentiation
Core TopicsSub Topics
Linear AlgebraVector algebra, Matrix algebra, systems of linear equations, rank of a matrix, eigenvalues and eigenvectors.
CalculusFunctions of single variable, limits, continuity and differentiability, mean value theorem, chain rule, partial derivatives, maxima and minima, gradient, divergence and curl, directional derivatives. Integration, Line, surface and volume integrals. Theorems of Stokes, Gauss and Green.
Differential EquationsFirst order linear and nonlinear differential equations, higher order linear ODEs with constant coefficients. Partial differential equations and separation of variables methods.

#### Engineering Mathematics Important Books

BooksAuthor/Publisher
GATE Engineering Mathematics for All StreamsAbhinav Goel and Suraj Singh,
Arihant Publication
GATE Engineering MathematicsAbhinav Goel,
Arihant Publications
GATE 2017: Engineering MathematicsME Team,
Higher Engineering MathematicsB.S.Grewal,
Khanna Publishers

### GATE AE Syllabus 2018- Flight Mechanics

Flight mechanics are relevant to fixed wing (gliders, aeroplanes) and rotary wing (helicopters) aircraft. An Aeroplane (Airplane in US usage), is defined in ICAO Document 9110.

#### Important Topics

• Dynamic stability Euler angles
• Equations of motion
• Aerodynamic forces and moments
• Stability and control derivatives
• Decoupling of longitudinal and lateral-directional dynamics
• Longitudinal modes
• Lateral-directional modes
Core TopicsSub Topics
BasicsAtmosphere: Properties, standard atmosphere. Classification of aircraft. Airplane (fixed wing aircraft) configuration and various parts.
Airplane performancePressure altitude; equivalent, calibrated, indicated air speeds; Primary flight instruments: Altimeter, ASI, VSI, Turn-bank indicator. Drag polar; takeoff and landing; steady climb & descent, absolute and service ceiling; cruise, cruise climb, endurance or loiter; load factor, turning flight, V-n diagram; Winds: head, tail & cross winds
Static stabilityAngle of attack, sideslip; roll, pitch & yaw controls; longitudinal stick fixed & free stability, horizontal tail position and size; directional stability, vertical tail position and size; dihedral stability. Wing dihedral, sweep & position; hinge moments, stick forces.

#### Flight Mechanics Important Books

BooksAuthor/Publisher
Introduction to FlightJohn D Anderson,
Tata McGraw - Hill Education
Flight Mechanics Modeling and AnalysisJitendra R. Raol,
Jatinder Singh, Crc Press
Mechanics of FlightR. H. Barnard,
Pearson
Mechanics of FlightC. Kermode, R. H. Barnard,
Pearson Higher Education

### GATE AE Syllabus 2018- Aerodynamics

Aerodynamics is the study of the motion of air, particularly its interaction with a solid object, such as an airplane wing. Aerodynamics is a sub-field of fluid dynamics and gas dynamics, and many aspects of aerodynamics theory are common to these fields.

#### Important Topics

• Elementary ideas of viscous flows including boundary layers;
• Wind Tunnel Testing: Measurement and visualization techniques.
Core TopicsSub Topics
Basic Fluid Mechanics

Conservation laws: Mass, momentum (Integral and differential form).

Potential flow theory: sources, sinks, doublets, line vortex and their superposition; Viscosity, Reynold's number.

Airfoils and wingsAirfoil nomenclature; Aerodynamic coefficients: lift, drag and moment; Kutta-Joukoswki theorem; Thin airfoil theory, Kutta condition, starting vortex; Finite wing theory: Induced drag, Prandtl lifting line theory; Critical and drag divergence Mach number.
Compressible FlowsBasic concepts of compressibility, Conservation equations; One dimensional compressible flows, Fanno flow, Rayleigh flow; Isentropic flows, normal and oblique shocks, Prandtl-Meyer flow; Flow through nozzles and diffusers.

#### Aerodynamics Important Books

BooksAuthor/Publisher
Fundamentals of AerodynamicsJohn D Anderson,
Tata McGraw - Hill Education
Aerodynamics for Engineering StudentsE. L. Houghton,
P. W. Carpenter, Butterworth Heinemann
Fundamentals of AerodynamicsJohn D. Anderson,
Tata McGraw - Hill Education(2010)
Aerodynamics for EngineersJohn J. Bertin,
Pearson

### GATE AE Syllabus 2018- Structures

Structure is an arrangement and organization of interrelated elements in a material object or system, or the object or system so organized. Material structures include man-made objects such as buildings and machines and natural objects such as biological organisms, minerals and chemicals. Abstract structures include data structures in computer science and musical form.

#### Important Topics

• Vibration of beams
• Theory of elasticity
• Equilibrium and compatibility equations
• Airy’s stress function
Core TopicsSub Topics
Strength of Materials

States of stress and strain. Stress and strain transformation. Mohr's Circle. Principal stresses. Three-dimensional Hooke's law. Plane stress and strain; Failure theories: Maximum stress, Tresca and von Mises; Strain energy. Castigliano's principles. Analysis of statically determinate and indeterminate trusses and beams. Elastic flexural buckling of columns.

Flight vehicle structuresCharacteristics of aircraft structures and materials. Torsion, bending and flexural shear of thin-walled sections. Loads on aircraft.
Structural DynamicsFree and forced vibrations of undamped and damped SDOF systems. Free vibrations of undamped 2-DOF systems

#### Structure Important Books

BooksAuthor/Publisher
Theory of StructuresRamamrutham, Dhanpat Rai Publishing Company
Structural AnalysisS.S. Bhavikatti, Vikas Publishing House
Matrix Methods of Structural AnalysisS.S. Bhavikatti, I K International Publishing House Pvt. Ltd
Theory of Structures SMTSB.C. Punmia, Ashok Kumar Jain, Laxmi Publications

### GATE AE Syllabus 2018- Propulsion

Propulsion is a means of creating force leading to movement. A propulsion system consists of a source of mechanical power, and a propulsor (means of converting this power into propulsive force).

Core TopicsSub Topics
Basics

Thermodynamics, boundary layers and heat transfer and combustion thermochemistry.

Thermodynamics of aircraft enginesThrust, efficiency and engine performance of turbojet, turboprop, turbo shaft, turbofan and ramjet engines, thrust augmentation of turbojets and turbofan engines. Aerothermodynamics of non-rotating propulsion components such as intakes, combustor and nozzle.
Axial compressors:Angular momentum, work and compression, characteristic performance of a single axial compressor stage, efficiency of the compressor and degree of reaction.
Axial turbinesAxial turbine stage efficiency
Centrifugal compressorCentrifugal compressor stage dynamics, inducer, impeller and diffuser
Rocket propulsion:Thrust equation and specific impulse, vehicle acceleration, drag, gravity losses, multi-staging of rockets. Classification of chemical rockets, performance of solid and liquid propellant rockets.

#### Propulsion Important Books

BooksAuthor/Publisher
Rocket Propulsion ElementsGeorge P. Sutton, Wiley India Pvt Ltd
Aircraft PropulsionMayur R. Anvekar, Prentice-Hall of India Pvt.Ltd
Marine Propellers and PropulsionCarlton, cbspd
Submarine Propulsion: Muscle Power to NuclearSekhar Basu, Kamlesh N Vyas, Frontier India

### Syllabus Of Other Papers

PaperCodePaperCode
Engineering SciencesXEMechanical EngineeringME
Agricultural EngineeringAGMetallurgical EngineeringMT
Civil EngineeringCEMining EngineeringMN
Chemical EngineeringCHPetroleum EngineeringPE
Computer Science and Information TechnologyCSProduction and Industrial EngineeringPI
Electronics and CommunicationECTextile Engineering and Fibre ScienceTF
Electrical EngineeringEEBiotechnologyBT
Instrumentation EngineeringIN

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