Thread: Discussion washout vs inverted tip section
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Old Jun 06, 2012, 09:10 AM
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Quote:
Originally Posted by kcaldwel View Post

I have a little plank flying wing with an upside down Clark Y airfoil that flies pretty well. It doesn't need a reflexed airfoil because the negative Cm of the Clark Y becomes a positive Cm when it is inverted.

Kevin
So referring this back to my original question; would your plank have been 'more draggy' if you had used the Clark Y right side up and just reflexed the trailing edge for stability....I suspect it would have
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