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Old 03-23-2008, 02:56 PM   #10 (permalink)
fabrio.
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Location: Italy, Morbegno (SO)
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tigra AERO - '96 opel tigra
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Quote:
Originally Posted by .Cd View Post
So what you are asking is if the air pressure on the top of the car is lower than the sides ( lateral area ) ?
I think than a quote the air travel from the side car on the top of car, and then the roof rail can help this travel .

Quote:
Originally Posted by .Cd View Post
And you are wondering if this is what is causing the vortices and induced drag behind the car ?
Also, you are wondering about effect that the airflow has as it travels from the side of the car body and under the car ?

Am I understanding correctly ?
Not, I do not are amazed, only, I whont to know if my think is it correctly!

thanks for answer, you are helpming me, to correct my English
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