How does air resistance vary with the speed of a car?

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Offline erickejah

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Can anybody add a graph to show the proportions.

If it is raining, is the air resistance less than if there was no water?

What about the friction?
« Last Edit: 19/05/2009 22:28:25 by chris »

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Offline syhprum

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Re: How does air resistance vary with the speed of a car?
« Reply #1 on: 18/05/2009 23:40:11 »
To the first approximation the air resistance increases as the square of the speed and the power required as the cube
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