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Results tagged with groundspeed
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user 56782
Ground speed is the horizontal speed of an aircraft relative to the ground. An aircraft heading vertically would have a ground speed of zero. Information displayed to passengers through the entertainment system often gives the aircraft's ground speed rather than its airspeed.
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How does it feel like to be outside a flying airplane?
A LOT of wind
3-5 times the speed, means 9-25 times the drag, as subsonic drag scales roughly with square of speed.
Multiply that by the relative density of air at your cruising altitude.
For 30000ft, …
- 560