Aerodynamics, Flight Performance & Aircraft Stability

Complete UPSC Air Safety Officer (DGCA) preparation modules for Aerodynamics, Aircraft Performance, Static and Dynamic Stability, and Flight Controls.

127 Syllabus Microtopics · 65 Interactive Modules

Module 1.1: Types of aircraft — aerodynes, aerostats and rotorcraft START HERE · P1

Module 1.2: Aircraft parts — wing, fuselage and empennage P1 · AIRFRAME BASICS

Module 1.3: Forces of flight — lift, weight, thrust and drag P1 · FLIGHT PRINCIPLES

Module 1.4: Flight axes — roll, pitch, yaw and coupled motion P1 · FLIGHT DYNAMICS

Module 1.5: Primary and secondary flight controls P1 · FLIGHT CONTROLS

Density Day 1

Centre of pressure Day 3

Vorticity & circulation Day 4

Skin-friction drag Day 10

Mach number Day 13

Subsonic/transonic/supersonic/hypersonic flow Day 13

ISA Day 22

Troposphere & stratosphere basics Day 22

Geopotential altitude Day 22

Effect of atmosphere on performance Day 22

Fuselage Day 23

Nacelle/pylon Day 23

Aircraft axes Day 23

Pitch, roll & yaw Day 23

Reference geometry Day 23

Mean camber line Day 24

Leading/trailing edge Day 24

Angle of attack Day 24

NACA four-digit designation Day 24

Symmetric vs cambered airfoils Day 24

Lift/drag/moment coefficients Day 25

Zero-lift angle Day 25

Stall angle Day 25

CL-alpha relationship Day 25

Starting vortex Day 26

Basic thin-airfoil concepts Day 26

Induced drag Day 27

Wave drag Day 27

Drag polar Day 27

Wing loading Day 28

Sweep Day 28

Oswald efficiency factor Day 28

Elliptical lift distribution Day 29

Effect of wing planform Day 29

High vs low aspect ratio Day 29

Laminar/turbulent boundary layers on aircraft Day 30

Transition Day 30

Skin friction Day 30

Stall mechanisms, warning & recovery Day 30

Plain/split/slotted/Fowler flaps Day 31

Spoilers Day 31

Thrust/power available Day 32

Climb performance Day 33

Absolute & service ceiling Day 33

Range & endurance Day 33

Take-off run & ground roll Day 34

Landing distance Day 34

Ground effect Day 34

Stall speed in a turn Day 34

Load factor Day 35

Manoeuvring & gust envelopes Day 35

Manoeuvring speed Day 35

Structural implications of manoeuvres Day 35

Static vs dynamic stability Day 36

Longitudinal stability Day 36

CG & neutral point Day 36

Tail contribution Day 36

Dihedral effect Day 37

Weathercock stability Day 37

Aileron & rudder effectiveness Day 37

Phugoid Day 38

Dutch roll Day 38

Powered controls Day 38

Critical Mach number Day 39

Supersonic airfoils Day 39

Back to 100-Day ASO Preparation Tracker