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ELEMENT OF AERONAUTICS
111305
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PARTS OF AEROPLANE THE IMPORTANT PARTS OF AN AROPLANE WINGS FUSELAGE
EMPENNAGE LANDING GEARS CONTROL SURFACE ENGINES
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PARTS OF AEROPLANE
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AIRCRAFT : CLASSIFICATION AND PARTS
1. CLASSIFICATION BY CONFIGURATION POSITION OF THE WING LOW WING MID WING HIGH WING NUMBER OF WINGS MONO PLANE BI PLANE TRI PLANE SHAPE OF THE WINGS DELTA WING DIAMOND WING SWEPT WING GULL SHAPED WING POSITION OF THE WINGS CONVENTIONAL WING NO TAIL OR TAILESS HORIZONTAL TAIL LOCATED AOVE THE VERTICAL TAIL CANARD TYPE
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AIRCRAFT : CLASSIFICATION AND PARTS
LOCATION AND TYPE OF LANDING GEAR RETRACTABLE NON RETRACTABLE TAIL WHEEL NOSE WHEEL
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AIRCRAFT : CLASSIFICATION AND PARTS
CLASSIFICATION BY POWER PLANTS POWER PLANT TYPES PISTON ENGINE TURBO PROP TURBO SHAFT TURBO JET TURBO FAN ROCKET NUMBER OF ENGINES SINGLE ENGINE TWO ENGINE MULTI ENGINE LOCATION OF THE ENGINES NOSE FUSELAGE JET ENGINE SUBMERGED IN WING PYLON MOUNTING
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AIRCRAFT : CLASSIFICATION AND PARTS
TYPES OF FUSELAGE ROUND SQUARE OVAL
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AIRCRAFT : CLASSIFICATION AND PARTS
5. CLASSIFICATION BY PURPOSE A. CIVIL B. CARGO C. MILITARY I. BOMBERS II. FIGHTERS III. INTERCEPTORS
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FLIGHT CONTROL SURFACE
PRIMARY GROUP AILERON ELEVATOR RUDDER SECONDARY GROUP TRIM TAB SPRING TAB AUXILIARY GROUP WING FLAPS SPOILERS SPEED BRAKES LEADING EDGE FLAP SLOTS
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AILERON Longitudinal axis extends lengthwise from the nose through the tail. Movement about the longitudinal axis is called roll. Roll is controlled by the ailerons.
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ELEVATOR Lateral axis extends crosswise from wingtip through wingtip. Movement about the lateral axis is called pitch. Pitch is controlled by the elevator.
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RUDDER Vertical axis passes vertically through the center of gravity (when the aircraft is in level flight). Movement about the vertical axis is called yaw. Yaw is controlled by the rudder.
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AIRCRAFT ENGINES DIFFERENT TYPES OF AIRCRAFT ENGINES ARE
PROPELLER WITH PISTON ENGINE JET ENGINE • TURBOPROP • TURBOFAN • TURBOJET • RAMJET ROCKET ENGINE
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TURBOPROP
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PUSHER
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TURBOFAN
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TURBOJET
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TURBOJET WITH AFTERBURNER
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ROCKET ENGINE LIQUID FUEL SOLID FUEL
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AIRFOIL AN AIRFOIL IS A SURFACE DESIGNED TO OBTAIN A DESIRABLE REACTION FROM THE AIR THROUGH WHICH IT MOVES AIRFOIL GEOMETRY CHORD LINE MEAN CAMBER LINE ANGLE OF ATTACK ANGLE OF INCIDENCE
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FOUR FORCES OF FLIGHT
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DRAG DRAG IS THE RESOLVED COMPONENT OF THE COMPLETE AERODYNAMIC FORCE WHICH IS PARALLEL TO THE FLIGHT DIRECTION (OR RELATIVE ONCOMING AIRFLOW). IT MUST ALWAYS ACT TO OPPOSE THE DIRECTION OF MOTION. IT IS THE UNDESIRABLE COMPONENT OF THE AERODYNAMIC FORCE WHILE LIFT IS THE DESIRABLE COMPONENT
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TYPES OF DRAG
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DRAG POLAR
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TOPICS TO BE COVERED Why should we study properties of atmosphere? Variation of Temperature with Altitude Variation of Pressure with Altitude Variation of Density with Altitude Tables of Standard Atmosphere
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Why should we study Atmospheric Properties
Engineers design flight vehicles, turbine engines and rockets that will operate at various altitudes. They can not design these unless the atmospheric characteristics are not known. For example,
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What is a standard atmosphere?
Weather conditions vary around the globe, from day to day. Taking all these variations into design is impractical. A standard atmosphere is therefore defined, that relates fight tests, wind tunnel tests and general airplane design to a common reference. This common reference is called a “standard” atmosphere.
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Powered Controls May take one of two basic forms: Servo-assisted
Hydraulic pressure transmitted to servo actuator which assists mechanical linkage to move surface. Linkage still available if power is lost but system then very heavy to operate. Fully power-operated Control signals transmitted hydraulically, electrically (fly-by-wire) or optically (fly-by-light).
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AIRCRAFT INSTRUMENTS
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INTRODUCTION HISTORY THE VERY FIRST AIRCRAFT HAD LITTLE TO NO FLIGHT INSTRUMENTS ALL WEATHER FLYING WAS RISKY NAVIGATION DEPENDED ON PILOT’S ABILITY TO USE LANDMARKS
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AIRCRAFT INSTRUMENTS FLIGHT INSTRUMENTS ENGINE INSTRUMENTS NAVIGATION AND COMMUNICATION INSTRUMENTS
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THE COMMON FLIGHT INSTRUMENTS
ALTIMETER AIRSPEED INDICATOR VERTICAL SPEED INDICATOR HEADING INDICATOR ATTITUDE INDICATOR (“ARTIFICIAL HORIZON”) TURN COORDINATOR
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AIRCRAFT CONSTRUCTION
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TRUSS
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MONOCOQUE
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SEMI MONOCOQUE
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THANK YOU
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