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Old 09-02-2013, 08:00 PM   #19 (permalink)
Jasen
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Quote:
Originally Posted by freebeard View Post

Would these increase or decrease drag, windows up/down? They are certainly better positioned to influence the air over the open window. The notch at the mirror post means air will try to fill in and separate the stagnant bubble behind the mirror face. IMHO the acoustic effect would transfer across the gap better than a pressure gradient.
I had the same notion, but was thinking this style...

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