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absolute ceiling
Definição1
The maximum height above sea level at which an aircraft can maintain horizontal flight.
Fonte1
CROCKER, David. Dictionary of aviation. 2nd ed. London: A&C, 2005.
Fonte2
FAA FLIGHT SAFETY BRIEFING. Washington, DC: FAA, mai.- jun. 2015.
Contexto
As you know (and as shown in the chart), VA is one example, because the numerical value of VA changes with weight. Another example concerns VX and VY: as altitude increases, VX increases slightly and VY decreases. VX and VY are equal when the airplane reaches its absolute ceiling.
Related Term
ceiling
Português
teto absoluto