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Old 09-20-2008, 11:26 AM   #29 (permalink)
tasdrouille
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Quote:
Originally Posted by Geebee View Post
You are wrong in that because the mirrors are 2% area wise they add 2% to the drag, if you look up any basic aerodynamics the shape is so critical to drag produced as to make area almost inconsequential to the actual drag, ie. compare a flat plate to a full aerofoil.
Please look up the formula for aerodynamic drag. All else being equal, 2% increase in frontal area will increase aero drag by 2%, there's no way going around that unless you believe the Cd of the car to be lower with mirrors than without.
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