4 ms·
But only if it's high enough for the rotors to generate lift as it falls, there must be a death zone between 5m and 100m.
by dghughes 9y ago
But only if it's high enough for the rotors to generate lift as it falls, there must be a death zone between 5m and 100m.
- tzs 9y agoYup: https://en.wikipedia.org/wiki/Helicopter_height–velocity_diagram https://en.wikipedia.org/wiki/Helicopter_height–velocity_dia...