Remove Drag Remove Payload Remove True Airspeed
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Classic Theory Meets Digital Computer; Status Quo Emerges Unscathed

Flying Magazine

Operators of airplanes used for commercial transport of people or cargo prefer pound-miles per gallon, but for personal airplanes with randomly varying payloads mpg is a satisfactory yardstick for efficiency. Naval Academy, approached the problem by setting lift-drag ratio, L/D, as his metric of efficiency.

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Quiz: Understanding Aircraft Performance

Flight Training Central

Among the performance elements are takeoff and landing distances, rate of climb, ceiling, speed, payload, and fuel economy. The result of an alteration in airflow patterns increasing induced drag about the wings of an airplane. What is ground effect? twice the length of the wingspan above the surface.