Hmmmm... Apparently not everyone took Fluid Dynamics and Dif. Eq....
What do you think Ron? Should we dumb it down for the unwashed masses? ;-)
Cheers!!
Jim
On Mon, Oct 5, 2009 at 4:34 PM, Jay Fishbein <jfishbein@snet.net> wrote:
> For those standing on the sidelines who want to participate but feel
> inhibited, use this link: http://www.dack.com/web/bullshit.html
>
> No need to thank me, I matrix and maximize vertical extensible users all
> the
> time.
>
> Jay Fishbein
> Walllingford, CT
>
>
> --- On Mon, 10/5/09, Jim Johnson <bmwwxman@gmail.com> wrote:
>
> From: Jim Johnson <bmwwxman@gmail.com>
> Subject: Re: [Spridgets] brake physics part 72
> To: "Ron Soave" <soavero@yahoo.com>
> Cc: "Spridgets" <spridgets@autox.team.net>
> Date: Monday, October 5, 2009, 7:03 PM
>
> Yup. I remember all that from the dark dusty days of engineering physics.
> However, the body undergoing centripetal acceleration is not undergoing an
> even acceleration.... You have to get into partials to really describe the
> scale of motion I'm talking about. You know... frame of reference is now
> "inside" the car, not viewing it from the outside of the system?
> Surely those moments would be non-linear, eh? Partials would describe the
> very very small accelerations. This is probably an eulerian vs lagrangian
> argument...
>
> Cheers!!
> Jim
>
> On Mon, Oct 5, 2009 at 3:29 PM, Ron Soave <soavero@yahoo.com> wrote:
>
> > --- On Mon, 10/5/09, Jim Johnson <bmwwxman@gmail.com> wrote:
> > > Ron - instantaneous or "Shock" forces should fall
> > > into the realm of turbulence, yes?
> >
> > Actually, I was talking about mechanical shock, which is an extremely
> rapid
> > acceleration or deceleration. In another definition, it is also a variant
> of
> > impact (force delivered over time as time goes to zero). Also you can
> think
> > of it as the first derivative of acceleration (change in acceleration
> with
> > time) or third derivative of position (d^3X/dT^2), which is truly defined
> > (and GOD it pains me to type this) as a "jerk".
> >
> > Let the pigeons loose,
> > Ron
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--
Cheers!!
Jim
Only two things are infinite, the universe and human stupidity, and I am
not
sure about the former. - Albert Einstein
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