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Old 09-08-04, 07:40 AM
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Chop
Weebles wobble...
 
Join Date: Feb 2004
Location: South Florida
Posts: 91

Bikes: 04 Surly Cross-check, circa 1969 Columbia Commuter III

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Originally Posted by tie
Note that at reasonable speeds, most energy is spent defeating air resistance, which increases quadratically with velocity. In other words, a 30% energy benefit translates to a speed benefit of 14% (sqrt{1.3}-1), a 35% energy benefit translates to a speed benefit of 16%. This is in line with the numbers being reported (even though this doesn't take into account the psychological benefit).
Duh.. yeah...what he said.
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