Dave and Al and John I'm an engineer also, and I got lost. Now what was the question. Y'all impressed me right out of my pants. reed ----- Original Message ----- From: "Dave Tutelman" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Thursday, December 26, 2002 5:21 PM Subject: Re: ShopTalk: shaft flex v.s. frequency
> At 05:31 PM 12/26/02 -0500, Al Taylor wrote: > >Thanks Dave. I usually take John, with a shot of his current scotch, but > >never doubt your good self. Happy holidays to you and the family. > > Thanks, Al. > Same to you and yours -- and everybody out there on ShopTalk. > > >...I guess I will believe you. I just don't understand. We ran out of > >tuition money in the middle of the 9th grade. Thanks. > > I know I often say that some effect is straightforward from freshman > college physics. NOT THIS! Yes, someone might be able to derive it from > physics 101 -- but I certainly didn't. I didn't see this phenomenon until a > structural engineering course in my junior or senior year of E-school. > > Yes, I understand it... And it's clear to me that John and Alan do, too. > But please allow for the fact that we're engineers. As such, we have a need > to explain and justify our points. That is when we tend to wander into > things like cross-sectional moment of inertia, and the fact that > compressive and tensile modulus of elasticity is the same in shaft > materials. These seemingly gobbletygook terms actually have a meaning, and > in fact actually explain the answer to your question. But they only explain > it to another engineer. > > Happy holidays! > DaveT > > >
