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Old 07-26-2012, 12:06 AM   #8 (permalink)
Frank Lee
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Join Date: Jan 2008
Location: up north
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Blue - '93 Ford Tempo
Last 3: 27.29 mpg (US)

F150 - '94 Ford F150 XLT 4x4
90 day: 18.5 mpg (US)

Sport Coupe - '92 Ford Tempo GL
Last 3: 69.62 mpg (US)

ShWing! - '82 honda gold wing Interstate
90 day: 33.65 mpg (US)

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Quote:
Originally Posted by GRU View Post
I see but i guess my question is, if 2 very different (frontal area) cars with the same Cd were going down the highway at 60mph wouild it take the same amount of energy to push them at that speed (assuming that weight and rolling resistance was the same)?
Don't confuse Cd with CdA; If CdAs are the same then the aero load is the same.
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