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Old March 8th 05, 04:46 PM
C. E. White
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Don Stauffer in Minneapolis wrote:
>
> Steve wrote:
>
> >
> > Wind resistance increases as the cube of speed, no getting around that.
> >

> The FORCE of resistance goes as the square. The POWER needed to drive
> the force at any given velocity varies as the cube. So the fuel
> consumption does go as cube.


Not if you are measuring consumption as miles per gallon.
Consumption in terms of gallons per unit time is cubed, but
not in terms of distance traveled.

Ed
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