RCU Forums - View Single Post - REALLY stupid question.... wing profile
Old 08-26-2008 | 09:34 PM
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Spacemonkey71
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From: Rochelle, GA
Default REALLY stupid question.... wing profile

I have apparently had my brain eaten by my 18mo old son.... he's worn me OUT the past 2 days (mom had dental surgery) and I can't for the LIFE of me remember this IMPORTANT little factoid....

There are 3 "basic" types of wing profiles (at least for trainers): "flat bottomed" (again, lost my brain to a toddler); semi-symetrical (where it's ALMOST the profile along the top of the wing as the bottom); and symetrical (top and bottom of wing have the same profile). The semi and the symetrical have rounded edges on the top and bottom (i remember that much.....)

Here's where the STUPID question comes in: I know that "flat bottomed" wings are HIGHLY stable, largely "self-correcting" and the standard type for trainers - characterized by LONG glide paths (usually...). But how do the semi and symetrical wings "act" in the air? I'm sure they're easier to stall and probably a little trickier on landing b/c of not as much glide, but what are the REAL characteristics in flight?

I told you this was a stupid question..... maybe it can help some REALLY new people Why I didn't write this into my "little red book" of "important crap to remember" I have NO idea...... [:@]

Thanks for the patience [&o]