Sunday, April 3, 2005
What is it, really, that keeps an airplane in the air?
In the latest issue of Australia Flying magazine, columnist and flight instructor Jim Davies talks about what keeps an airplane in the air. He discussed the same topic two years in what I thought was an incredible article: no one really seems to know for sure how lift works! It's really bizarre. The Bernoulii effect is one of the main explanations, but it's actually wrong. I remember my junior college physics teacher saying to us, 'We can use the Bernoullliiii effect to describe how planes fly...'
A reader commented in the Letters section in the following issue: "Forget all the grand Newtonian theories, Bernoulli wind flows, action/reaction relations. They are all invariably wrong. A plane stays in the air because of money."
Davis talks about how the Aussie authorities still refuses to accept the errors of the traditional explanations of flight. The nonsensical 'two air molecules will wave each other goodbye and move apart when they hit the wings, and then be reconciled together at the end of the wing' traditional theory. NASA has a 'myth-buster' webpage here.
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2 comments:
*ahem* who cares how a plane stays in the air??? As long as it gets ppl from A to B.. its gd stuff!
And yes "A plane stays in the air because of money" thats correct!!
And ducks are not FAT.. they just look fat cos they have all that fur on them!!! geessssss................
Jul
I just spoke to a Pacific Black and it assured me that ducks don't have FUR!! wahahhaaha
http://duckcentral.com/TOPOGRAP.HTM
They are fat because they need the energy to fly, like migratory birds that fly thousands of miles per year...
http://www.sonyclassics.com/wingedmigration/index_flash.html
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