Quote:
Originally Posted by MetroMPG
I read an account of the Daimler smart car recently where the driver was somewhat surprised/perplexed by its poor coasting ability. At ~1600 lbs (-ish), with that shape, I wasn't surprised at all.
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Exactly. It's very similar to terminal velocity down a particular gradient. I'd forgotten that until creating my P&G calculator forced me go through the calculations. Ignoring driver and other weight will also throw out your drag coefficient calculations from coast down time.
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"Every body perseveres in its state of being at rest or of moving uniformly straight forward, except insofar as it is compelled to change its state by force impressed." - Isaac Newton
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