Airplanes & equipment

Airplanes & equipment

Industry: Aviation

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Airplanes & equipment

high-speed stall

Aviation; Airplanes & equipment

Any stall made to occur at more than 1g, such as pulling out of a dive or while turning.

horsepower

Aviation; Airplanes & equipment

The motive energy required to raise 550# one foot in one second, friction disregarded.

hypersonic

Aviation; Airplanes & equipment

Speed of flight at or greater than Mach 5.0, exceeding SUPERSONIC.

Deprivation of oxygen, aka "altitude sickness," which can adversely affect human judgment and movement at altitudes above 12,000' with symptoms ranging from light dizziness to unconsciousness, even ...

instrument flight rules (IFR)

Aviation; Airplanes & equipment

Rules that govern flight under instrument meteorological conditions.

instrument landing system (ILS)

Aviation; Airplanes & equipment

A radar-based system allowing ILS-equipped aircraft to find a runway and land when clouds may be as low as 200' (or lower for special circumstances).

indicated airspeed (IAS)

Aviation; Airplanes & equipment

A direct instrument reading obtained from an air speed indicator uncorrected for altitude, temperature, atmospheric density, or instrument error. Compare CALIBRATED AIRSPEED and TRUE AIRSPEED.