AE Module 2
Terms
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- Nacelle
- Streamlined enclosure which covers a wing-mounted engine
- Information Signs
- Yellow signs with black lettering
- Fix
- The intersection of two lines of position
- Combustion
- The chemical process of burning
- Cycle
- A recurring series of events (Intake, Compression, Power and Exaust)
- Throttle Valve
- Controls the amount of air going into the carburetor; a "gate" that is controlled by the pilot
- Nautical Mile
- 6076 Feet
- Ground Speed
- Time it akes for the airplane to fly between two or more points on the ground
- Tick
- A small, or abbreviated mark on a line
- Ammeter
- Instrument that monters the electrical current, or flow
- Direction Signs
- Yellow signs
- Destination Signs
- Yellow signs with black letters and a distinctive blakc arrow
- Carburetor
- Mixes air with fuel and sends it to the engine
- Fuel
- A chemical substance which is used as a source of energy
- Noise Abatement
- A policy that controls the noice impact upon a community surroundign an airport
- Lean Mixture
- A mixture of gasoline and air in which there is less fuel and more air
- Pitot
- Instrument on the outside (usually on a wing) which determines the airspeed for the airspeed indicator; looks at difference between "rammed air" and "still air"
- Tetrahedron
- A device that gives an indication of the landing direction of an airport
- Reciprocating
- A type of engine that processes air and fuel by a back and forth movement of its internal parts
- Circuit Breakers
- Protect the system from eletrical overloads
- Powerplant
- A term which applies to the airplane's engine and its accessories
- Chart
- A projection, usually on paper, showing a body of land and other features such as water
- Location Signs
- Black with yellow inscription and a yellow border; don't have arrows
- Runway Distance Remaining Signs
- A large black sign with a white number
- Indicated Airspeed
- The information you get when you read the airspeed indicator directly
- Statue Mile
- 5280 Feet
- Master Switch
- Has to be on to engage the starter
- Vertical Velocity Indicator
- Dispays a rate of change in altitude
- Line of Position
- The concept that an airplane is located somewhere along a given line
- Compression
- The act of making a given volume of gas smaller
- Cartography
- The art and science of creating charts and maps
- Cylinder
- Forms a part of the chamber in which the fuel is compressed and burned
- Stroke
- In the example of an airplane engine, it is the movement of the piston, within the combustion chamber, to its limits
- Combustion Chamber
- An enclosed container in which fuel and air are burned for the production of engergy
- Lambert Conformal Conic
- The most widely used projection in aeronautical charts
- Traffic Patter
- A rectangular path arund an airport that facilitates the flow of aircraft
- Runway Heading
- A magnetic number that corresponds with the runway
- Segmented Circle
- A set of indicators, usually surrounding an airport's wind sock, that provide traffic pattern information to a pilot in the air
- Projection
- A method of transferring a portion of the earth's surface onto a flat chart
- Metering
- The process of allowing a precise amount of fuel to pass
- Exhaust Valve
- Needed to let the exhaust gases out
- Mandatory Signs
- Red background/White numbers and letters
- Rich Mixture
- A mixture of gasoline and air in which there is more gasoline and less air than needed for normal combustion
- Stoichiometric
- A ratio of fuel to air in which, upon combustion, all of the fuel is burned. In energy terms, it is 15 parts air to 1 part gasoline
- Relief
- Term used to describe elevations; depicted by color tins ,contour lines and shading
- True Airspeed
- The actual speed of the airplane through the air
- Calibrated Airspeed
- Indicated airspeed corrected for the erros that may occur in the instrument itself
- Intake Valve
- Needed to let the fuel/air into the cylinder
- Venturi
- Restriction on the carburetor whcih causes air from the outside to accelerate as it passes
- Altimeter
- Measures pressure and displays this as height above sea level