UPSC Air Safety Officer (ASO) Study Plan

Day 28 • STUDY 450 min P2

Aerodynamics

0/6

• Chord line, mean camber line, leading/trailing edge (not yet available)
• Angle of attack, zero-lift angle (not yet available)
• Lift, drag, moment coefficients (not yet available)
• Location (~0.25c), moment coefficient (not yet available)
• Pitching moment about CG vs AC (not yet available)
• Kutta-Joukowski theorem– lift per unit span (not yet available)

Day 29 • STUDY 450 min P2

Aerodynamics

0/6

• Circulation and bound vortex (not yet available)
• Surface friction drag – viscous mechanism (not yet available)
• Pressure drag (form drag) (not yet available)
• Induced drag – finite wing, Oswald efficiency (not yet available)
• Wave drag – transonic/supersonic regime (not yet available)
• Drag polar – CD0 + k*CL² (not yet available)

Day 30 • STUDY 420 min P2

Aerodynamics

0/6

• Maximum L/D – propeller airplane range condition (not yet available)
• Finite wing – aspect ratio, taper ratio (not yet available)
• Prandtl lifting-line theory (not yet available)
• Sweep, dihedral effects (not yet available)
• Flaps – plain, split, Fowler, slotted types (not yet available)
• Slats – leading edge, effect on CL-max (not yet available)

Day 31 • STUDY 450 min P2

Aerodynamics

0/7

• Adverse pressure gradient reduction – Smith/vane/fresh BL effect (not yet available)
• Spoilers – landing, roll control (not yet available)
• Stall types, buffeting, recovery (not yet available)
• Stall speed from CL-max (not yet available)
• Mach number regimes – subsonic, transonic, supersonic, hypersonic (not yet available)
• Critical Mach number – onset of wave drag (not yet available)
• Area-velocity relation (diverging nozzle) (not yet available)

Day 32 • STUDY 435 min P2

Aerodynamics

0/6

• Normal shock – density ratio, pressure ratio (not yet available)
• Prandtl-Meyer expansion waves (not yet available)
• Mach cone – half-angle formula (not yet available)
• Fanno flow – friction effect, T-s diagram (not yet available)
• Mach number change – warm vs cold air mass (not yet available)
• Subsonic wind tunnel design, test section (not yet available)

Day 33 • STUDY 435 min P2

Aerodynamics

0/7

• Supersonic wind tunnel – nozzle, diffuser (not yet available)
• Transonic wind tunnel – slotted walls (not yet available)
• Flutter – dynamic instability definition (not yet available)
• Buffeting – separated flow excitation (not yet available)
• Aerodynamic coupling (not yet available)
• Divergence – static aeroelastic instability (not yet available)
• Wind loading on structures – pressure coefficients (not yet available)

Day 34 • STUDY 450 min P2

Aerodynamics

0/6

• Bluff-body aerodynamics – drag, vortex shedding (not yet available)
• Atmospheric boundary layer – log-law profile (not yet available)
• Thin airfoil theory – lift slope 2pi (not yet available)
• Kelvin's theorem – circulation conservation (not yet available)
• Downwash – induced velocity behind finite wing (not yet available)
• Induced angle of attack (not yet available)

Day 35 • STUDY 435 min P2

Aerodynamics, Aircraft Structures

0/7

• Compressibility correction – Prandtl-Glauert (not yet available)
• Area rule – transonic drag (not yet available)
• Shock-boundary layer interaction (not yet available)
• Ground effect – reduced induced drag (not yet available)
• Wind tunnel corrections – blockage (not yet available)
• Hooke's law, Young's modulus, Poisson's ratio (not yet available)
• Principal stresses – 2D state (not yet available)

Day 36 • REVISION+ TEST 120 min P2

Aerodynamics, Aircraft Structures

0/1

• Revision + module test (20 MCQs) covering: Aerodynamics, Aircraft Structures. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 37 • STUDY 450 min P2

Aircraft Structures

0/6

• Mohr's circle – stress transformation (not yet available)
• Shear modulus – G = E / 2(1+ν) (not yet available)
• Strain in y-direction – biaxial stress (not yet available)
• Bending moment and shear force diagrams (not yet available)
• Flexure formula – σ = My/I (not yet available)
• Section modulus – elastic, plastic (not yet available)

Day 38 • STUDY 420 min P2

Aircraft Structures

0/6

• Beam deflection – integration, Macaulay's method (not yet available)
• Shear flow in open thin-walled sections (not yet available)
• Circular shaft torsion– τ = Tr/J (not yet available)
• Bredt-Batho theory – closed thin-walled sections (not yet available)
• Wagner torsion / bending theory (not yet available)
• Euler buckling critical load, slenderness ratio (not yet available)

Day 39 • STUDY 420 min P2

Aircraft Structures

0/6

• End conditions – pin, fixed, cantilever (not yet available)
• Fuselage stiffeners – buckling prevention (not yet available)
• S-N (Wöhler) curves – fatigue life (not yet available)
• Fatigue types – acoustic, fretting, cyclic, dynamic (not yet available)
• Goodman diagram – mean + alternating stress (not yet available)
• Miner's rule – cumulative damage (not yet available)

Day 40 • STUDY 420 min P2

Aircraft Structures

0/6

• Thin-walled cylinder – hoop and longitudinal stress (not yet available)
• Thin-walled sphere – stress formula (not yet available)
• Cylinder under combined loading (not yet available)
• Semi-monocoque fuselage – skin, stringers, frames (not yet available)
• Wing box – spars, ribs, skin panels (not yet available)
• Stiffeners – role in fuselage (not yet available)

Day 41 • STUDY 465 min P2

Aircraft Structures

0/7

• Limit, proof, ultimate load definitions (not yet available)
• Ground loads – landing, taxiing, undercarriage (not yet available)
• Air loads – manoeuvre, gust, steady flight (not yet available)
• Beam supports – pinned, fixed, hinged, roller (not yet available)
• Floor slabs – primary characteristic, symmetry (not yet available)
• Subgrade reaction – Winkler foundation (not yet available)
• Beams in buildings – load distribution, support (not yet available)

Day 42 • STUDY 420 min P2

Aircraft Structures

0/6

• FEM philosophy – discretisation, nodes, elements (not yet available)
• Element types – triangular, quadrilateral, hexahedral, tetrahedral (not yet available)
• Mesh idealization – coarse vs fine, accuracy trade-off (not yet available)
• Graded meshes – fine near stress concentrations (not yet available)
• Strain gauges – working principle, gauge factor (not yet available)
• Strain gauge rosettes – 45° and 60° delta (not yet available)

Day 43 • STUDY 420 min P2

Aircraft Structures

0/6

• Wheatstone bridge circuit – gauge connection (not yet available)
• Transit time of cyanoacrylate adhesive (not yet available)
• Photoelasticity isochromatics, isoclinics (not yet available)
• Brittle lacquer method – crack pattern (not yet available)
• Kirchhoff thin plate theory – assumptions (not yet available)
• Bending of rectangular plates – boundary conditions (not yet available)

Day 44 • STUDY 435 min P2

Aircraft Structures

0/6

• Plates on elastic (Winkler) foundation (not yet available)
• Circular plates – uniform load, clamped/simply supported (not yet available)
• Plates non-developable surface behaviour (not yet available)
• Stress distribution around a hole in a plate (not yet available)
• Skew plates / oblique parallelogram plates (not yet available)
• Shell theory – membrane stresses (not yet available)

Day 45 • STUDY 450 min P2

Aircraft Structures

0/7

• Cylindrical pressure vessel as shell (not yet available)
• Non-uniform thickness circular plates (machine parts) (not yet available)
• Thick cylinders Lame equations (not yet available)
• Stress concentration – Kt, holes/notches (not yet available)
• Crack propagation – da/dN curve (not yet available)
• Paris law – crack growth rate (not yet available)
• Fracture mechanics – stress intensity KI KII KIII (not yet available)

Day 46 • STUDY 435 min P2

Aircraft Structures

0/7

• Composite laminates – CLT, ply orientation (not yet available)
• Sandwich panels – face sheets, core shear (not yet available)
• Ribs – former, compression types (not yet available)
• Stringers – load path in fuselage (not yet available)
• Frames – ring frames, hoop loads (not yet available)
• Skin panels – shear carrying, buckling (not yet available)
• Semi-monocoque construction (not yet available)

Day 47 • REVISION+ TEST 120 min P2

Aircraft Structures

0/1

• Revision + module test (20 MCQs) covering: Aircraft Structures. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 48 • STUDY 420 min P2

Aircraft Propulsion

0/6

• 4-stroke cycle – induction, compression, power, exhaust (not yet available)
• Power, thermal efficiency, BSFC (not yet available)
• Magneto ignition system – magneto speed formula (not yet available)
• Maximum flight Mach number (piston+prop ~ 0.5) (not yet available)
• Brayton cycle applied to jet engine (not yet available)
• Compressor – axial, centrifugal, pressure ratio (not yet available)

Day 49 • STUDY 435 min P2

Aircraft Propulsion

0/6

• Combustion chamber – types, fuel-air ratio (not yet available)
• Turbine – expansion, turbine entry temperature (not yet available)
• Compressor contamination – effects on performance (not yet available)
• Thrust equation – gross thrust, momentum drag (not yet available)
• Engine Pressure Ratio (EPR) – definition (not yet available)
• Thrust/weight vs flight speed (not yet available)

Day 50 • STUDY 435 min P2

Aircraft Propulsion

0/6

• Bypass ratio – turbofan vs turbojet (not yet available)
• High/low bypass turbofan – applications (not yet available)
• Shaft power, propulsive efficiency (not yet available)
• Max Mach number (~0.7) limitation (not yet available)
• Inlet diffuser – pressure recovery (not yet available)
• Ramjet operating range – supersonic (not yet available)

Day 51 • STUDY 435 min P2

Aircraft Propulsion

0/6

• Turbo-rocket – combined jet+rocket elements (not yet available)
• Scramjet – supersonic combustion principles (not yet available)
• Thrust equation F = m_dot*Ve + (Pe-Pa)*Ae (not yet available)
• Rocket independence from flight speed (not yet available)
• Specific impulse – definition and units (not yet available)
• Propulsive, thermal, overall efficiency (not yet available)

Day 52 • STUDY 435 min P2

Aircraft Propulsion

0/7

• Nozzle exit velocity numerical – ideal gas law (not yet available)
• Thrust variation with altitude (not yet available)
• Booster rocket – exit velocity calculation (not yet available)
• Compressor maps – pressure ratio vs mass flow (not yet available)
• Surge – stall margin, remedies (not yet available)
• Compressor stall rotating stall (not yet available)
• Combustion efficiency – stoichiometry (not yet available)

Day 53 • STUDY 120-180 min P2

Aircraft Propulsion

0/7

• Turbine cooling – film, convective, transpiration (not yet available)
• Afterburner – reheat, thrust increase (not yet available)
• Thrust reverser clamshell, cascade types (not yet available)
• Propeller theory – blade element, momentum (not yet available)
• Propeller efficiency – propulsive efficiency (not yet available)
• Engine matching – compressor-turbine compatibility (not yet available)
• TSFC – Thrust-specific fuel consumption 450 min PHASE 3: SYSTEMS & APPLIED Day Type Phase Subject(s) Microtopics Covered Est. Time (not yet available)

Day 54 • STUDY 420 min --

Revision & Mock Practice

0/6

• P2/P3 Aircraft Propulsion, Aircraft Systems & Avionics Specific thrust – net thrust per unit mass flow (not yet available)
• Engine controls – fuel scheduling (not yet available)
• Reservoir – pressurised, unpressurised types (not yet available)
• Hydraulic pump – variable/fixed displacement (not yet available)
• Accumulator – function, types, gas charging (not yet available)
• Selector (directional control) valve (not yet available)

Day 55 • REVISION+ TEST 120 min --

Revision & Mock Practice

0/1

• P2/P3 Aircraft Propulsion, Aircraft Systems & Avionics Revision + module test (20 MCQs) covering: Aircraft Propulsion, Aircraft Systems & Avionics. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 56 • FLOAT 120 min --

Revision & Mock Practice

0/1

• P2/P3 Aircraft Propulsion, Aircraft Systems & Avionics Buffer day - clear doubts from: Aircraft Propulsion, Aircraft Systems & Avionics. No new content. (not yet available)

Day 57 • STUDY 450 min P3

Aircraft Systems & Avionics

0/6

• Relief valve – system pressure protection
• Actuator – linear, rotary, tandem
• Hydraulic fluids – MIL-O-5606, MIL-O-83282, Skydrol 500B-4, Barco 882
• Landing gear – retraction/extension, sequence valves
• Brakes anti-skid, autobrake (Dunlop brake control)
• Nose wheel steering – hydraulic/electric/pneumatic

Day 58 • STUDY 450 min P3

Aircraft Systems & Avionics

0/6

• Depressurisation – engine start sequence
• Cooling of hydraulic fluid – heat exchanger loop
• AC/DC power generation in aircraft
• Transformer Rectifier Unit (TRU) – 3-phase to DC
• DC machine – lap-wound armature, EMF calculation
• Commutator – function in DC generator

Day 59 • STUDY 450 min P3

Aircraft Systems & Avionics

0/6

• Compound generator – speed/packaging limitation
• Magnetically coupled coils – inductance calculation (not yet available)
• AC frequency – cycles per time calculation
• BJT biasing – saturation voltage, base current (not yet available)
• Logic gates AND/OR/NOT, Boolean algebra (not yet available)
• Number system conversion – octal/decimal/binary (not yet available)

Day 60 • STUDY 450 min P3

Aircraft Systems & Avionics

0/6

• Bleed air source – high-pressure compressor (not yet available)
• Air cycle refrigeration – bootstrap cycle (not yet available)
• Cabin pressurisation outflow valve, differential pressure (not yet available)
• Humidity control – dehumidifiers, separators (not yet available)
• Pressure regulator / unloading valve (not yet available)
• Gaseous oxygen system – high-pressure cylinders (not yet available)

Day 61 • STUDY 420 min P3

Aircraft Systems & Avionics

0/6

• LOX (liquid oxygen) system – combat aircraft (not yet available)
• Hypoxia – symptoms, altitude thresholds (not yet available)
• Pressure-regulating valve in O2 system (not yet available)
• Fuel booster pumps – cavitation prevention (not yet available)
• Fuel temperature at altitude – effect on system (not yet available)
• Engine feed pumps – purpose (aeration/cavitation) (not yet available)

Day 62 • STUDY 450 min P3

Aircraft Systems & Avionics

0/6

• Thermal de-icing – hot bleed air system (not yet available)
• Pneumatic boots – inflation cycle (not yet available)
• Windscreen wipers – limitation on plastic (not yet available)
• Windscreen misting / fogging – at altitude (not yet available)
• Primary control surfaces – aileron, elevator, rudder (not yet available)
• Control axes – roll (aileron), pitch (elevator), yaw (rudder) (not yet available)

Day 63 • STUDY 420 min P3

Aircraft Systems & Avionics

0/6

• Fly-by-wire (FBW) – first aircraft (Airbus A320) (not yet available)
• FADEC – full authority digital engine control (not yet available)
• Spoiler function on landing – lift dump, drag (not yet available)
• Flap types and effect on landing distance (not yet available)
• Airspeed indicator (ASI) – pitot-static (not yet available)
• Altimeter – pressure altitude, encoding (not yet available)

Day 64 • STUDY 405 min P3

Aircraft Systems & Avionics

0/6

• Attitude indicator – artificial horizon (not yet available)
• Heading indicator – directional gyro (not yet available)
• Turn coordinator / turn and slip indicator (not yet available)
• Vertical speed indicator (VSI) (not yet available)
• Manifold pressure gauge – fuel/oil pressure instrument (not yet available)
• Ratiometer pressure indicator (not yet available)

Day 65 • STUDY 450 min P3

Aircraft Systems & Avionics

0/6

• ADF – loop antenna, sense antenna, bearing indicator (not yet available)
• VOR – ground transmitter, OBS, CDI, short-range (not yet available)
• ILS localizer, glideslope, marker beacons (3 transmitters) (not yet available)
• DME – UHF range (960-1215 MHz), receiving range (not yet available)
• GPS– pseudo-range concept, satellite geometry (not yet available)
• GPS receiver components – antenna, processor, clock (not yet available)

Day 66 • STUDY 420 min P3

Aircraft Systems & Avionics

0/6

• LORAN – long range navigation, HF band (not yet available)
• Inertial Navigation System (INS) – gyro, accelerometer (not yet available)
• EFIS – PFD (Primary Flight Display), ND (Navigation Display) (not yet available)
• Glass cockpit – integrated avionics, MFD (not yet available)
• Warning Central / Master Caution Panel (not yet available)
• TCAS I and TCAS II – RA and TA (not yet available)

Day 67 • STUDY 435 min P3

Aircraft Systems & Avionics

0/6

• TCAS intruder detection – Mode C transponder (not yet available)
• GPWS modes 1-7 – sink rate, terrain, gear warnings (not yet available)
• EGPWS terrain database, look-ahead function (not yet available)
• ADS-B Out – 1090ES squitter, broadcast position (not yet available)
• ADS-B In – traffic and weather information (not yet available)
• Mode S – selective interrogation, discrete address (not yet available)

Day 68 • STUDY 405 min P3

Aircraft Systems & Avionics

0/6

• Mode S enhanced surveillance – DAPs (not yet available)
• ARINC 429 – simplex, 100 kbps, avionics standard (not yet available)
• ARINC 629 bidirectional, multi-transmitter (B777) (not yet available)
• ARINC 664 (AFDX) – switched Ethernet for A380 (not yet available)
• Autopilot modes – ALT HOLD, HDG, APP, VS (not yet available)
• Mode Control Panel (MCP) – autopilot and autothrottle (not yet available)

Day 69 • STUDY 420 min P3

Aircraft Systems & Avionics

0/6

• FMS – route programming, LNAV/VNAV, perf database (not yet available)
• Flight director – command bars, guidance (not yet available)
• HUD collimating lens, CRT, mirror, combiner glass (not yet available)
• IFOV – formula 2tan ¹(D/2L) (not yet available)
• Virtual retinal display (VRD) – image on retina (not yet available)
• Binocular HMD – night vision applications (not yet available)

Day 70 • STUDY 450 min P3

Aircraft Systems & Avionics

0/6

• Primary radar – skin return, range equation (not yet available)
• Secondary surveillance radar (SSR) – interrogator/transponder (not yet available)
• Clutter map – definition, suppression (not yet available)
• Feedhorn – function in rotating radar antenna (not yet available)
• Radio frequency bands civil/naval/military/RADAR ranges (not yet available)
• ADC (Air Data Computer) – pitot-static (not yet available)

Day 71 • STUDY 435 min P3

Aircraft Systems & Avionics, Flight Mechanics

0/6

• AHRS (Attitude Heading Reference System) (not yet available)
• IRS (Inertial Reference System) – laser gyro (not yet available)
• MIL-STD-1553 military bidirectional bus (not yet available)
• Thrust, drag, lift, weight – equilibrium condition (not yet available)
• Static equilibrium – conditions (not yet available)
• Ground roll – equations of motion (not yet available)

Day 72 • REVISION+ TEST 120 min P3

Aircraft Systems & Avionics, Flight Mechanics

0/1

• Revision + module test (20 MCQs) covering: Aircraft Systems & Avionics, Flight Mechanics. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 73 • STUDY 420 min P3

Flight Mechanics

0/6

• Rotation speed, liftoff speed, V2 (not yet available)
• Effect of runway slope, wind, altitude (not yet available)
• Rate of climb – (T-D)V/W (not yet available)
• Angle of climb– sin θ = (T-D)/W (not yet available)
• Service ceiling, absolute ceiling (not yet available)
• Specific range – Breguet range equation (not yet available)

Day 74 • STUDY 420 min P3

Flight Mechanics

0/6

• Specific endurance – maximum endurance speed (not yet available)
• Conditions for maximum range and endurance (not yet available)
• Approach speed – 1.3Vs (not yet available)
• Ground roll – braking, spoilers (not yet available)
• Manoeuvre envelope, gust envelope (not yet available)
• Load factor in turns and pull-up (not yet available)

Day 75 • STUDY 405 min P3

Elements of Aeronautics, Flight Mechanics

0/6

• Static longitudinal stability – Cm vs α (not yet available)
• Neutral point, static margin (not yet available)
• ICAO approach categories – Cat I, II, III (A/B/C) (not yet available)
• Bellanca Viking (Cat I), Douglas DC-6 (Cat II), Cessna Citation (Cat III) (not yet available)
• Fixed-wing – aerodyne, heavier than air (not yet available)
• Rotorcraft – helicopter, autogyro definitions (not yet available)

Day 76 • REVISION+ TEST 120 min P3

Elements of Aeronautics, Flight Mechanics

0/1

• Revision + module test (20 MCQs) covering: Elements of Aeronautics, Flight Mechanics. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 77 • STUDY 435 min P3

Elements of Aeronautics

0/6

• Helicopter – engine-driven rotor in flight (not yet available)
• Aerostat – lighter than air (balloon, airship) (not yet available)
• Aerodyne – fixed-wing and rotary-wing inclusive (not yet available)
• Cruise missile – air-breathing, subsorbital path (not yet available)
• Ballistic missile – free-fall trajectory (not yet available)
• Anti-radar missile – home on emission (not yet available)

Day 78 • STUDY 435 min P3

Elements of Aeronautics

0/7

• Anti-missile (interceptor) missile (not yet available)
• Span, chord, taper ratio – tip/root chord (not yet available)
• Aspect ratio, sweep angle, dihedral (not yet available)
• Wing mating / fuselage body combination (not yet available)
• G-force on pilot during manoeuvre (HMD example) (not yet available)
• History of aviation– Montgolfier to Wright (not yet available)
• Wright Brothers – 1903 Kitty Hawk, Flyer I (not yet available)

Day 79 • STUDY 120-180 min P3

Elements of Aeronautics

0/6

• Standard atmosphere – pressure/temp vs alt (not yet available)
• ISA – International Standard Atmosphere (not yet available)
• Coordinate systems body, wind, stability axes (not yet available)
• Degrees of freedom – 6-DOF equations (not yet available)
• Wing loading – W/S effect on stall speed (not yet available)
• Power loading – W/P effect on climb 420 min PHASE 4: REGULATORY & OPERATIONAL Day Type Phase Subject(s) Microtopics Covered Est. Time (not yet available)

Day 80 • STUDY 420 min --

Revision & Mock Practice

0/6

• P3/P4 ATC & Planning, Elements of Aeronautics Fuel fraction – Wfuel/MTOW, Breguet (not yet available)
• Tail volume coefficient – Vh and Vv (not yet available)
• Threshold lights – approach end identification (not yet available)
• Centerline lights – white, alternating, red (not yet available)
• Touchdown zone lights (not yet available)
• Fresnel lens – focusing light towards approach (not yet available)

Day 81 • REVISION+ TEST 120 min --

Revision & Mock Practice

0/1

• P3/P4 ATC & Planning, Elements of Aeronautics Revision + module test (20 MCQs) covering: ATC & Planning, Elements of Aeronautics. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 82 • FLOAT 120 min --

Revision & Mock Practice

0/1

• P3/P4 ATC & Planning, Elements of Aeronautics Buffer day - clear doubts from: ATC & Planning, Elements of Aeronautics. No new content. (not yet available)

Day 83 • STUDY 420 min P4

ATC & Planning

0/6

• PAPI – precision approach path indicator (not yet available)
• VASI – visual approach slope indicator (not yet available)
• Lead-in light (LDIN) – positive guidance, non-precision (not yet available)
• Approach lighting systems – ALSF-2, MALSR, SSALR (not yet available)
• Flashing green on ground cleared to taxi (not yet available)
• Flashing red on ground – taxi clear of runway (not yet available)

Day 84 • STUDY 450 min P4

ATC & Planning

0/6

• Flashing white on ground – return to start (not yet available)
• Steady green airborne – cleared to land (not yet available)
• Steady red airborne – give way, continue circling (not yet available)
• Primary surveillance radar – target return (not yet available)
• Secondary surveillance radar (SSR) interrogation/reply (not yet available)
• Clutter map – stored values of non-moving objects (not yet available)

Day 85 • STUDY 450 min P4

ATC & Planning

0/6

• Feedhorn – directing microwave energy to antenna (not yet available)
• Transponder components – receiver, antenna, encoder (not yet available)
• RVR – runway visual range definition (not yet available)
• Transmissometer – RVR measurement device (not yet available)
• Airspace classes A through G (not yet available)
• Upper airways vs lower airways (not yet available)

Day 86 • STUDY 420 min P4

ATC & Planning

0/6

• Airway definition – by radio navigation aids (not yet available)
• Visual flight rule (VFR) traffic patterns – upwind, crosswind, downwind (not yet available)
• Separation standards – lateral, vertical, longitudinal (not yet available)
• Clearance phraseology – readback requirements (not yet available)
• Touch-and-go clearance – definition (not yet available)
• Taxiway purpose – aircraft movement to/from runway (not yet available)

Day 87 • STUDY 420 min P4

ATC & Planning

0/6

• Hold short position, runway incursion prevention (not yet available)
• Form DGCA-1 – aerodrome licence application (not yet available)
• Form CA-96A, AAI-101 – alternate forms (not yet available)
• Fee remittance – Crossed DD/Bank Draft (not yet available)
• Greenfield airport >150 km – Steering Committee + MoCA approval (not yet available)
• State Govt incentives – financial, land, tax exemptions (not yet available)

Day 88 • STUDY 450 min P4

ATC & Planning

0/6

• Airport Authority of India Act 1955 (not yet available)
• Aircraft approach categories Cat I/II/III – DH, RVR minima (not yet available)
• Beaufort scale pilot tell-tale signs (smoke/ripples/branches/whitecaps) (not yet available)
• Rime ice – opaque milky deposit, stratus cloud (not yet available)
• Clear ice– glassy, dense cloud/freezing rain (not yet available)
• Hoar frost – semi-crystalline sublimation in clear air (not yet available)

Day 89 • STUDY 420 min P4

ATC & Planning

0/6

• Forced-landing field – firm surface, clear approach, near road (not yet available)
• Wind shear and microburst hazards (not yet available)
• Wake turbulence generation – wingtip vortices (not yet available)
• Heavy/Medium/Light categories – separation minima (not yet available)
• ATIS – Automatic Terminal Information Service (not yet available)
• METAR – Aviation weather report, decode (not yet available)

Day 90 • STUDY 405 min P4

ATC & Planning

0/6

• TAF – Terminal Area Forecast, decode (not yet available)
• NOTAM – Notice to Airmen, filing, reading (not yet available)
• PBN – Performance Based Navigation (not yet available)
• RNAV – Area navigation, waypoints (not yet available)
• RNP – Required Navigation Performance (not yet available)
• Runway orientation wind rose analysis (not yet available)

Day 91 • STUDY 420 min P4

ATC & Planning, Air Safety

0/6

• Runway length – TORA, TODA, ASDA, LDA (not yet available)
• Apron planning – stand sizing, flow patterns (not yet available)
• Terminal planning passenger flows, gates (not yet available)
• Safety Policy – management commitment, accountability (not yet available)
• Risk Management – hazard identification, risk assessment (not yet available)
• Safety Assurance – monitoring, audit, SPI (not yet available)

Day 92 • REVISION+ TEST 120 min P4

ATC & Planning, Air Safety

0/1

• Revision + module test (20 MCQs) covering: ATC & Planning, Air Safety. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 93 • STUDY 420 min P4

Air Safety

0/6

• Safety Promotion – training, communication, culture (not yet available)
• Safety Performance Indicators (SPIs) – measurement (not yet available)
• Swiss Cheese Model (Reason) – latent/active failures, holes (not yet available)
• SHELL Model Software/Hardware/Environment/Liveware (not yet available)
• HFACS – Human Factors Analysis and Classification System (not yet available)
• Dirty Dozen – 12 human factor preconditions (not yet available)

Day 94 • STUDY 405 min P4

Air Safety

0/6

• Human limitations – vision, hearing, cognition (not yet available)
• Memory – sensory, working, long-term memory (not yet available)
• Situational awareness – levels 1, 2, 3 (Endsley) (not yet available)
• Fatigue – types, mitigation, duty time limits (not yet available)
• Stress – acute, chronic, performance effects (not yet available)
• Decision making – DECIDE model, naturalistic DM (not yet available)

Day 95 • STUDY 420 min P4

Air Safety

0/6

• CRM concepts – communication, leadership, workload mgmt (not yet available)
• Threat and Error Management (TEM) – identify, manage, resolve (not yet available)
• CRM case studies – Avianca 052, United 232 (not yet available)
• ICAO Annex 13 – definitions, obligations, process (not yet available)
• Accident vs incident vs serious incident – ICAO definitions (not yet available)
• Root cause analysis – fault tree, MORT (not yet available)

Day 96 • STUDY 450 min P4

Air Safety

0/6

• Tenerife 1977 – runway collision, ATC communication failure (not yet available)
• Air France 447 (2009) – pitot icing, stall at high altitude (not yet available)
• Air India Express Mangalore 2010 – CFIT, unstabilised approach (not yet available)
• Air India 171 (2024) – refer DGCA/AAIB official findings (not yet available)
• Bird strike – certification standards, engine ingestion test (not yet available)
• FOD – types (debris, equipment, wildlife), prevention measures (not yet available)

Day 97 • STUDY 420 min P4

Air Safety

0/6

• Runway excursion – veer-off and overrun types (not yet available)
• EMAS – engineered material arresting system (not yet available)
• Wake turbulence avoidance procedures (not yet available)
• CFIT – controlled flight into terrain, prevention (not yet available)
• METAR, TAF – reading and decoding (not yet available)
• Hypoxia – oxygen deficiency, altitude effects (not yet available)

Day 98 • REVISION+ TEST 120 min P4

Air Safety

0/1

• Revision + module test (20 MCQs) covering: Air Safety. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 99 • STUDY 435 min P4

Aviation Regulations

0/6

• Scope – applies to all aircraft in India (not yet available)
• Powers of Central Government under Act (not yet available)
• Penalties and enforcement provisions (not yet available)
• Logbooks – flight crew, aircraft (preservation ≥2 years) (not yet available)
• Certificate of Airworthiness – suspension conditions (not yet available)
• Minimum age for Microlight pilot licence (16 years) (not yet available)

Day 100 • STUDY 420 min P4

Aviation Regulations

0/6

• Public transport airworthiness – three conditions (not yet available)
• Director General of Civil Aviation – powers (not yet available)
• Airworthiness Directorate – certification, continued airworthiness (not yet available)
• Flight Standards Directorate – operations, licensing, crew (not yet available)
• Air Transport Directorate – route permits, economics (not yet available)
• Airports Standards Directorate – aerodrome certification (not yet available)

Day 101 • STUDY 450 min P4

Aviation Regulations

0/6

• CAR Section 2 – Airworthiness (Series B, C, E, F, H, I, J, K, L, M) (not yet available)
• CAR Section 3 – Air Transport operations (not yet available)
• CAR Section 4 – Aerodrome Standards (not yet available)
• CAR Section 5 – Air Safety (occurrence reporting) (not yet available)
• CAR Section 6 Flight Crew Standards (ATPL, CPL, PPL) (not yet available)
• CAR Section 7 – Design, Manufacturing, Maintenance (not yet available)

Day 102 • STUDY 450 min P4

Aviation Regulations

0/6

• Annex 1 – Personnel Licensing (medical, ratings) (not yet available)
• Annex 6 – Operation of Aircraft (Part I: international commercial) (not yet available)
• Annex 8 – Airworthiness of Aircraft (not yet available)
• Annex 11 – Air Traffic Services (not yet available)
• Annex 13 – Aircraft Accident Investigation (not yet available)
• Annex 14 – Aerodromes (Volume I: aerodrome design) (not yet available)

Day 103 • STUDY 435 min P4

Aviation Regulations

0/6

• Annex 19 – Safety Management (SMS framework) (not yet available)
• PPL – minimum age, hours, tests (not yet available)
• CPL, ATPL requirements (not yet available)
• AME licence – categories A, B1, B2, C (not yet available)
• Medical certificates – Class 1, 2, 3 – requirements (not yet available)
• Certificate of Airworthiness (CofA) – issue, renewal, validity (not yet available)

Day 104 • STUDY 435 min P4

Aviation Regulations

0/6

• Certificate of Registration (CofR) (not yet available)
• Airworthiness Directives (AD) – mandatory compliance (not yet available)
• Flight and duty time records – operations office (not yet available)
• Crew medical validity monitoring (not yet available)
• Proficiency checks schedule monitoring (not yet available)
• Aircraft certification service – three functions (not yet available)

Day 105 • STUDY 420 min P4

Aircraft Maintenance, Aviation Regulations

0/6

• Preventive maintenance – simple/minor operations (definition) (not yet available)
• Major repair definition – weight, balance, structure (not yet available)
• Chicago Convention 1944 – ICAO foundation (not yet available)
• Emergency Response Plan – airport ERP (not yet available)
• Flight Duty Time Limitations – FDTL/DGCA (not yet available)
• Visual inspection – direct, remote (borescope) (not yet available)

Day 106 • REVISION+ TEST 120 min P4

Aircraft Maintenance, Aviation Regulations

0/1

• Revision + module test (20 MCQs) covering: Aircraft Maintenance, Aviation Regulations. Weekly PYQ slot (5-10 Qs). (not yet available)

Day 107 • STUDY 450 min P4

Aircraft Maintenance

0/6

• Dye penetrant testing – process, developers (not yet available)
• Magnetic particle inspection – wet/dry, yoke/coil (not yet available)
• Eddy current testing – surface/subsurface cracks (not yet available)
• Ultrasonic testing – pulse-echo, through-transmission (not yet available)
• Radiography – X-ray and gamma ray inspection (not yet available)
• Uniform (surface) corrosion – general attack (not yet available)

Day 108 • STUDY 450 min P4

Aircraft Maintenance

0/6

• Pitting corrosion – localised, deep penetration (not yet available)
• Intergranular corrosion – grain boundary attack (not yet available)
• Exfoliation corrosion – delamination in aluminium alloys (not yet available)
• Galvanic corrosion – dissimilar metal contact (not yet available)
• Stress corrosion cracking – tensile stress + corrosive env (not yet available)
• Fretting corrosion – micro-motion at contact surfaces (not yet available)

Day 109 • STUDY 420 min P4

Aircraft Maintenance

0/6

• Crevice corrosion – stagnant electrolyte in joints (not yet available)
• Prevention methods – surface treatment, sealant, drainage (not yet available)
• Aluminium alloys – 2024-T3, 7075-T6 (properties) (not yet available)
• Steel types – high carbon, low carbon, maraging, stainless (not yet available)
• Maraging steel – arrester hooks application (not yet available)
• Titanium – Ti-6Al-4V, properties, uses (not yet available)

Day 110 • STUDY 420 min P4

Aircraft Maintenance

0/6

• CFRP – carbon fibre reinforced polymer, layup, cure (not yet available)
• GFRP – glass fibre composites (not yet available)
• Honeycomb core sandwich structure, buckling resist (not yet available)
• Solid rivets – AN / MS standards, head types (not yet available)
• Blind rivets – Cherry Max, Huck bolt (not yet available)
• Hi-Lok fasteners – controlled clamp-up (not yet available)

Day 111 • STUDY 465 min P4

Aircraft Maintenance

0/7

• Bolts, screws, turnlock fasteners – identification (not yet available)
• Torque values – torque wrench use, torque seal (not yet available)
• Rivet materials– 2117-T3 (AD), 2024-T4 (DD) (not yet available)
• Riveting process – drill, deburr, insert, set (not yet available)
• Edge distance and pitch – minimum requirements (not yet available)
• Rivet inspection – driven head dimensions (not yet available)
• Damage assessment – ply drop, delamination check (not yet available)

Day 112 • STUDY 420 min P4

Aircraft Maintenance

0/6

• Wet layup repair – resin, hardener, fabric (not yet available)
• Prepreg repair – autoclave, vacuum bag cure (not yet available)
• Bonded repair – scarf, step-lap, flush (not yet available)
• Bolted (mechanically fastened) composite repair (not yet available)
• Painting – pigment (colour/durability), binder, solvent (not yet available)
• Anodising – aluminium oxide protective layer (not yet available)

Day 113 • STUDY 420 min P4

Aircraft Maintenance

0/6

• Hydraulic fluid types – phosphate ester (Skydrol) (not yet available)
• Mercerizing – cotton/caustic, silky appearance (not yet available)
• Calendaring smooth finish on fabric (not yet available)
• Arc welding – straight polarity (electrode –ve, work +ve) (not yet available)
• Reverse polarity – electrode +ve (not yet available)
• TIG, MIG, spot welding – aircraft applications (not yet available)

Day 114 • STUDY 420 min P4

Aircraft Maintenance

0/6

• Line maintenance (transit, turnaround) (not yet available)
• A-check, B-check, C-check, D-check – intervals (not yet available)
• MSG-3 – maintenance steering group process (not yet available)
• Aircraft Maintenance Manual (AMM) (not yet available)
• Illustrated Parts Catalogue (IPC) (not yet available)
• Structural Repair Manual (SRM) (not yet available)

Day 115 • STUDY 435 min P4

Aircraft Maintenance

0/6

• Minimum Equipment List (MEL) – categories A/B/C/D (not yet available)
• Configuration Deviation List (CDL) (not yet available)
• Dispatch under MEL deferred defects (not yet available)
• Maintenance release / certificate of return to service (not yet available)
• Continuing Airworthiness – monitoring, AD compliance (not yet available)
• Service Bulletins (SB) – manufacturer recommendations (not yet available)

Day 116 • STUDY 135 min P4

Aircraft Maintenance

0/2

• Airworthiness Directives (AD) – mandatory, time-limited (not yet available)
• Approved Maintenance Organisation (AMO) – CAME, MOE (not yet available)

Day 117 • REVISION+ TEST 120-180 min P4

Aircraft Maintenance

0/1

• Revision + module test (20 MCQs) covering: Aircraft Maintenance. Weekly PYQ slot (5-10 Qs). 120 min PHASE 5: PYQ SWEEP, MOCK TESTS & FINAL REVISION Day Type Phase Subject(s) Microtopics Covered Est. Time (not yet available)

Day 118 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Full-syllabus PYQ sweep - Phase 1 & 2 weak areas (not yet available)

Day 119 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Full-syllabus PYQ sweep - Phase 3 & 4 weak areas + error book compilation (not yet available)

Day 120 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Full mock test 1 (timed, 100 Qs) (not yet available)

Day 121 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Mock 1 analysis + targeted revision (not yet available)

Day 122 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Full mock test 2 (timed, 100 Qs) (not yet available)

Day 123 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Mock 2 analysis + targeted revision (not yet available)

Day 124 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Full mock test 3 (timed, 100 Qs) - final dress rehearsal (not yet available)

Day 125 • MOCK TES T-- 150-180 min --

Full Syllabus PYQ Sweep & Mock Tests

0/1

• Mock 3 analysis + final weak-area drill (not yet available)

Day 126 • FINAL REV.-- 150-180 min --

Final Revision & Rapid Recall

0/1

• Final revision: Formula book - Phase 1 (Fundamentals/Fluid/Thermo/Heat) (not yet available)

Day 127 • FINAL REV.-- 150-180 min --

Final Revision & Rapid Recall

0/1

• Final revision: Formula book - Phase 2 (Aero/Structures/Propulsion) (not yet available)

Day 128 • FINAL REV.-- 150-180 min --

Final Revision & Rapid Recall

0/1

• Final revision: Formula book - Phase 3 & 4 (Systems/FlightMech/ATC/Safety/Regs/Maint) (not yet available)

Day 129 • FINAL REV.-- 120-180 min --

Final Revision & Rapid Recall

0/3

• Rapid recall pass - full syllabus mixed practice, exam-eve readiness` (not yet available)
• fs.writeFileSync('c:/Users/sande/Documents/GitHub/sjmaths-website/upsc-aso-data.txt', rawText) (not yet available)
• console.log('Saved raw data to file.') (not yet available)