🚀 go-pugleaf

In alt.conspiracy, Jim Chandler
<n427c@gte.net>
 wrote
on Sat, 02 Sep 2006 18:28:43 GMT
<v3kKg.1106$%75.379@trnddc05>:
> The Ghost In The Machine wrote:
>
>> In alt.conspiracy, Jim Chandler
>> <n427c@gte.net>
>>  wrote
>> on Fri, 01 Sep 2006 23:16:39 GMT
>> <rb3Kg.67$m36.15@trnddc02>:
>> 
>>>TColspamnot@toast.net> wrote:
>>>
>>>>On Fri, 1 Sep 2006 16:23:51 -0500, "Kate" <svtkate@spam.filter.selby.ws>
>>>>wrote:
>>>>
>>>>
>>>>
>>>>>Sooooooooooo the good ol boys at  NASCARaren't running it,
>>>>>so "woulda, coulda, shoulda" just doesn't cut it.
>>>>>
>>>>
>>>>
>>>>NASCAR?  Isn't that the silly pasttime pursued by frustrated wannabe
>>>>athletes who drive cars and chase each other around an oval track.  That's
>>>>about as exciting as watching traffic lights change in Cary! 
>>>>
>>>>Ray H..
>>>
>>>You ought to try it some time, Ray.  It takes quite an athlete to 
>>>wrestle those cars around for three, four or five hours in temperatures 
>>>of 100+ degrees.  I do agree that supertrack racing can get boring but 
>>>short track, especially dirt, can be quite exciting.
>>>
>>>JimC (former driver on dirt)
>> 
>> 
>> Indeed.  But even the supertrack at 200 miles per hour around a 2.5 mile
>> oval can pull some serious G's, at least on the corners.
>> 
>> If a = v^2/r is the formula for centripetal acceleration and one
>> assumes a perfectly level perfectly circular track one gets an
>> acceleration of 40.96 ft/s/s or more than 4 g's.  That sounds like
>> very strong neck muscles are needed... :-)
>> 
>> And tracks are rarely perfect circles. :-)  I'm surprised the
>> tires last as long as they do.
>> 
>
> The high banking in the corners helps in that regard.  The forces are 
> downward on the car and driver v sideways, so there is less scrub on the 
> tread area.
>
> JimC

Ah...good point.  The 4 g's is easier to take through the seat. :-)

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