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[DaFace]

Originally Posted by Donger

Then they did not use the same criteria described above.

If the planes wheels are spinning, then the aircraft has no relative ground speed. If if has no relative ground speed, no air is flowing over the aircraft's wings. If no air is flowing over the wings, there is no lift. If there is no lift, the plane will not fly.

That would only make sense if the plane were being propelled by its wheels. And even then, you could still take off (in theory) if the wheels are moving more quickly than the treadmill.