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Article #156Re: Washington Post: Road Rage Cause
From: P.J. Hartman
Date: Fri, 19 Feb 1999 00:00
Date: Fri, 19 Feb 1999 00:00
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bryan <bryan@stuff.com> wrote:
>> Your car has 150hp. Probably 135hp at the wheels. The car weighs
>> 2780lbs (including a 150lb person). Best case rough approximation
>> of the ET your car could get in the 1/4mi is 15.97s.
>>
>> Check out http://www2.dsm.org/tools/calchp.htm
>
>what about torque and the cars aerodynamics? don't those play a part?
>I mean if you had a car with those specs but was a box shape its
>obviuosly going to be a lot slower.
Yes they are factors, but they are small factors.
The good rule of thumb for acceleration through the 1/4 mile is:
Horsepower / Weight ratio wins, as long as traction exists.
--
P.J. Hartman hartman@tconl.com
Corvette, Talon, MGB, ZX-11, and Neon
http://www.tconl.com/~hartman
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1011e5,5d1b736ca0c05510 X-Google-Attributes: gid1011e5,public X-Google-Thread: 10001a,5d1b736ca0c05510 X-Google-Attributes: gid10001a,public X-Google-Thread: 10e16d,5d1b736ca0c05510 X-Google-Attributes: gid10e16d,public From: hartman@NOSPAM.tconl.com (P.J. Hartman) Subject: Re: Washington Post: Road Rage Cause Date: 1999/02/19 Message-ID: <36d15435.276920630@none> X-Deja-AN: 445909559 Content-Transfer-Encoding: 7bit References: <36BCED63.6043@stuff.com> <36BDA802.181D3CDA@csi.com> <79munk$28s$1@nnrp1.dejanews.com> <36C1188C.60D3@stuff.com> <79s8ap$khc$1@nnrp1.dejanews.com> <36C3BE85.DEC@stuff.com> <36c83bdc.350849735@none> <36C509AB.4A4C@stuff.com> <7a4bh3$jik$1@nnrp1.dejanews.com> <36C6406D.4822@stuff.com> <7a6obm$fi5$1@nnrp1.dejanews.com> <36C70B19.422@spamthis.com> <7a996c$fcr$1@nnrp1.dejanews.com> <36C8FE87.3464@stuff.com> <7acjnv$avs$1@nnrp1.dejanews.com> <36CB8932.249B@stuff.com> Content-Type: text/plain; charset=us-ascii Organization: TeleChoice Online Mime-Version: 1.0 Newsgroups: dc.driving,ca.driving,rec.autos.driving