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A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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a radio beacon on an aircraft that replies to a radar interrogation. The transponder encodes information into the reply, allowing air traffic control to know the aircraft's alti…
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Conventional aircraft where the wings do not move to create lift. Distinct from rotary aircraft such as helicopters, where the lifting surfaces (rotors) spin to create lift.
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Questions about navigating under Instrument Flight Rules
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a heavier-than-air flying machine that uses lift generated by rotor blades revolving around a mast.
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propel aircraft.
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Questions about ice formation on aircraft which degrades performance
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Wing devices on the end of the wing for aerodynamic purposes.
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The intensity of heat found in an object or living thing.
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A pressure-based system for measuring airspeed and altitude
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materials, frequently metal alloys, that have either been developed for, or have come to prominence through, their use for aerospace purposes.
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supply (a vehicle) with more fuel.
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the branch of physics which involves the study of fluids (liquids, gases, and plasmas) and the forces on them. Fluid mechanics can be divided into fluid statics, the study of fluids…
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A technology which moves control surfaces by processing pilot input via software.
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The standard pattern that traffic follows when landing at or taking off from an airport, or when performing touch-and-goes. The pattern - or circuit - can use either right-hand or left-hand turns and …
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one of two "black boxes", used to record audio in the cockpit for the purpose of investigation of accidents and incidents.
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As the name suggests, Gas turbine engine compressors provide the compression part of the Gas turbine engine thermodynamic cycle. There are three basic categories of Gas turbine engine compressor: Axia…
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Questions dealing with regulations promulgated by the Civil Aviation Authority (CAA) of the United Kingdom.
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the control surfaces on the wing that provide roll control.
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the European Air Safety Agency, a joint regulatory and investigative body responsible for both aviation regulations in the European Community *and* the investigation of accidents and incidents…
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a radio navigation technology used by aircraft to determine their position and remain on-course.
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small surfaces connected to the trailing edge of a larger control surface on a boat or aircraft, used to control the trim of the controls, i.e. to counteract hydro- or aerodynamic forces…
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In modern military usage, a missile, or guided missile, is a self-propelled precision-guided munition system, as opposed to an unguided self-propelled munition, referred to as a rocket. All known exi…
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Electric engine used as non conventional propulsion system of an aircraft.
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Questions about air turbulence, clear air turbulence, or other air movements that cause loss of control and discomfort in flight
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important notices to let pilots know of changed conditions or restrictions that are likely to affect the ability of pilots to conduct normal operations.
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wind blowing across the direction of travel of an aircraft (as opposed to a headwind, or a tailwind).
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A company which designs or manufactures aircraft and/or aircraft parts
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Mode of flight when an aircraft's altitude is decreasing.
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In science and engineering, the weight of an object is usually taken to be the force on the object due to gravity. Weight is a vector whose magnitude (a scalar quantity), often denoted by an italic le…
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Questions about legandary Aérospatiale-BAC Concorde.
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Auxiliary Power Unit. A device for providing alternate power to an aircraft, usually located in the aircraft's tail.
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Questions on the critical speeds of an aircraft guiding elements such as rotation, climb, and maneuvering.
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A unique registration number (or "tail-number") for an aircraft - similar to a car's license plate.
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A device made of thin material designed to unfold and create drag, typically used to arrest the descent of a falling object.
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Questions about the theoretical aspects of aviation.