# GATE 2016 Syllabus for Aerospace Engineering

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The Indian Institute of Science (IISc) Bangalore has commenced the admission process to its Master of Engineering Programme and is thus accepting applications for the same. The IISc has scheduled to conduct the Graduate Aptitude Test in Engineering (GATE) 2016 as an entrance test for the same from the 30th of January till the 7th of February 2016.

Given below is enlisted the syllabus for Aerospace Engineering and for each of the given subjects the topics have been divided into two categories namely Core Topics and Special Topics. The corresponding sections of the question paper will be containing 90% of the questions on the Core topics and the residual 10% questions on Special Topics.

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## GATE 2016 Syllabus

The given topics are segregated into six sections as follows:

Section 1: Engineering Mathematics:

Core Topics:

• Linear Algebra:Vector algebra, Matrix algebra, systems of linear equations, rank of amatrix, eigenvalues and eigenvectors.
• Calculus: Functions of single variable, limits, continuity and different ability, mean value the orem, 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 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,
• Laplace Transforms,
• Numerical methods for linear and nonlinear algebraic equations,
• Numerical integration and differentiation.

Section 2: Flight Mechanics:

Core Topics:

• Basics: Atmosphere:Properties, standard atmosphere. Classification of aircraft. Airplane(fixed wing aircraft) configuration and various parts;
• Airplane performance: Pressure altitude; equivalent,calibrated, indicated air speeds;Primary flight instruments: Altimeter, ASI, VSI, Turn-bank indicator. Drag polar; take off 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 stability: Angle 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;

Special Topics:

• Dynamic stability:Euler angles;
• Equations of motion;
• Aerodynamic forces and moments,stability &control derivatives; decoupling of longitudinal and lateral-directional dynamics; longitudinal modes;
• Lateral-directional modes.

Section 3. Space Dynamics:

Core Topics:

• Central force motion, determination of trajectory and orbital period in simple cases.

Special Topics:

• Orbit transfer, in-plane and out-of-plane.

Section 4: Aerodynamics:

Core Topics:

• Basics: 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 wings: Airfoil 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 Flows: Basic concepts of compressibility, Conservation equations; One dimensional compressible flows, Fannoflow, Rayleigh flow; Isentropic flows, normal and oblique shocks, Prandtl-Meyer flow; Flow through nozzles and diffusers.

Special Topics:

• Elementary ideas of viscous flows including boundary layers;Wind Tunnel Testing:Measurement and visualization techniques

Section 5: Structures:

Core Topics:

• Strength of Materials: States of stress and strain. Stress and strain transformation. Mohr’sCircle. Principal stresses. Three-dimensional Hooke’s law.Plane stress and strain; Failure the ories: 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 structures:Characteristics of aircraft structures and materials. Torsion,bending and flexural shear of thin-walled sections. Loads on aircraft.
• Structural Dynamics: Free and forced vibrations of undamped and damped SDOFsystems.Free vibrations of undamped 2-DOF systems.

Special Topics:

• Vibration of
• Theory of elasticity: Equilibrium and compatibility equations, Airy’s stress function

Section 6: Porpulsion:

Core Topics:

• Basics:Thermodynamics, boundary layers and heat transfer and combustion thermochemistry.
• Thermodynamics of aircraft engines:Thrust, efficiency and engine performance of turbojet, turboprop, turbo shaft, turbofan and ramjet engines, thrust augmentation of turbojets and turbofan engines. Aero thermodynamics of non-rotating propulsion components such as intakes, combustor and nozzle.
• Axial compressors:Angular momentum, work and compression, characteristicperformance of a single axial compressor stage, efficiency of the compressor anddegree of reaction.
• Axial turbines:Axial turbine stage efficiency
• Centrifugal compressor: Centrifugal 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.

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