On 9/28/2011 12:28 AM, Beryl wrote:

Explain! I haven't seen any explanations here, just claims. Richard
claims the nose must forcibly be held down at 500 mph.

The airplane is nose-heavy already, it must be held up. If it takes 200
lbs of downforce at the tail to hold the nose up at 200 mph, it also
takes 200 lbs of downforce to hold the nose up at 500 mph.


Not on this planet...