Which flap configuration provides the shortest landing distance?

The configuration that provides the shortest landing distance on the Dassault Falcon 7X is the SF3 flap setting. This is because the SF3 configuration maximizes the lift produced at lower speeds while also optimizing the drag characteristics of the aircraft. The increased lift allows for a steeper descent angle during landing and can significantly reduce the required runway length.

SF3 flaps create a greater surface area for airflow, enhancing the aircraft's performance during approach and touchdown. This is especially beneficial when landing at shorter runways or in conditions where maximum lift is essential. The ability to achieve a lower stall speed with SF3 means that the aircraft can land at a slower airspeed, effectively translating into a reduced landing distance.

In contrast, other configurations, such as SF1, SF2, and SF4, do not provide the same level of lift enhancement and drag optimization, resulting in longer landing distances. Each of these configurations serves different operational needs, but for the shortest landing distance, SF3 is the optimal choice.