Yeah, yeah, that's it. :) Hmm, I probably shouldn't try to go work for VW. I like them too much to inflict my reckless engineering skills on their cars. I'll go work for General Motors instead!
-- Akira Sasaki 3rd Year Mechanical Engineering Ann Arbor, Michigan > From: "W. Lee Hendrick" <[email protected]> > Date: Fri, 11 Feb 2000 17:24:04 -0800 > To: Patrick Austin <[email protected]> > Cc: Akira Sasaki <[email protected]>, [email protected] > Subject: Re: brakes > > At 6:49 PM -0500 2/11/00, Patrick Austin wrote: >>> Also, 100-50 mph braking is *very* tough on the brakes. Do the math. >>> Kinetic energy increases by the square of the velocity. A 100-50 mph >>> braking only has 133% more energy than 100-0 mph braking. >> >> Umm, 133% more? Braking from 100-50 involves 75% of the emergy as 100-0, >> right? (100*100 - 50*50) / (100*100) :) > > Right. Expressed another way, braking from 100-0 only > dissipates 33% more energy than braking from 100-50. The original > statement had two typos: 133% should read 33%, and 100-50 and 100-0 > were mixed up; but I got the gist of it. > > Lee > > W. Lee Hendrick > > [email protected] > http://soliton.ucsd.edu/~hendrick/
