Quote:
Originally Posted by HypermilerAX
You can't determine the drag reduction just out of the increased costing time. I made an excel sheet to calculate the Cd with a coast down test.
I don't know the exact values for your car but I took :
m = 1100 kg
Cr : 0,010
A : 1,9 mē
The result is -0,022 for the Cd. I can give you the result with the actual values of your car.
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I'd love to have a copy of that excel sheet if you can find a way to post it