Aviation

Aviation

Dealing with vehicles or machines used in flight or propulsion through the air.

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Aviation > Airplane flying

V-G diagram

Aviation; Airplane flying

A chart that relates velocity to load factor. It is valid only for a specific weight, configuration, and altitude and shows the maximum amount of positive or negative lift the ...

visual approach slope indicator (VASI)

Aviation; Airplane flying

The most common visual glidepath system in use. The VASI provides obstruction clearance within 10° of the extended runway centerline, and to 4 nautical miles (NM) from the runway ...

visual flight rules (VFR)

Aviation; Airplane flying

Code of Federal Regulations that gov-ern the procedures for conducting flight under visual conditions.

landing gear extended speed (VLE)

Aviation; Airplane flying

The maximum speed at which an airplane can be safely flown with the landing gear extended.

lift-off speed (VLOF)

Aviation; Airplane flying

The speed at which the aircraft departs the runway during takeoff.

landing gear operating speed (VLO)

Aviation; Airplane flying

The maximum speed for extending or retracting the landing gear if using an airplane equipped with retractable landing gear.

minimum control airspeed (VMC)

Aviation; Airplane flying

This is the minimum flight speed at which a twin-engine airplane can be satisfactorily controlled when an engine suddenly becomes inoperative and the remaining engine is at ...