-----Original Message----- From: Nick Schade <schade_at_guillemot-kayaks.com> To: PaddleWise_at_lists.intelenet.net <PaddleWise_at_lists.intelenet.net> Date: June 3, 1999 10:25 AM Subject: Re: [Paddlewise] Pro's and Con's of the "Swede Form" (SNIP) > >I will accept no _measurable_ wave-making resistance whatsoever. Physics >does not generally work with forces disappearing all-together, they instead >get to be so small that you can ignore them completely. The equation for >wave velocity has depth as one factor. There is no theoretical limit to >this depth having a calculatable effect on wave velocity, but there is a >practical limit where you can say "if the depth is greater than a certain >number of wavelengths, you can ignore it." > You know me, "If you can't measure a thing you don't know much about it". :-) Actually I didn't think that up. It comes from Lord Kelvin who said, "If you can measure that of which you speak, and can express it by number, you know something of your subject. But if you cannot measure it, your knowledge is meager and unsatisfactory." Cheers, John Winters Redwing Designs Specialists in Human Powered Watercraft http://home.ican.net/~735769/ *************************************************************************** PaddleWise Paddling Mailing List Submissions: paddlewise_at_lists.intelenet.net Subscriptions: paddlewise-request_at_lists.intelenet.net Website: http://www.gasp-seakayak.net/paddlewise/ ***************************************************************************
At 8:02 AM -0400 6/4/99, John Winters wrote: >You know me, "If you can't measure a thing you don't know much about it". >:-) > >Actually I didn't think that up. It comes from Lord Kelvin who said, "If >you can measure that of which you speak, and can express it by number, you >know something of your subject. But if you cannot measure it, your >knowledge is meager and unsatisfactory." Now we're getting into philosophy of science. If something is not measurable, does it still exist? I can not measure the mass of an electron, yet I am willing to accept that it has a mass. I don't see why the noise produced by a tree falling in the forest is dependant on the sensitivity of my ear. Nick Schade Guillemot Kayaks 10 Ash Swamp Rd Glastonbury, CT 06033 (860) 659-8847 Schade_at_guillemot-kayaks.com http://www.guillemot-kayaks.com/ >>>>"It's not just Art, It's a Craft!"<<<< *************************************************************************** PaddleWise Paddling Mailing List Submissions: paddlewise_at_lists.intelenet.net Subscriptions: paddlewise-request_at_lists.intelenet.net Website: http://www.gasp-seakayak.net/paddlewise/ ***************************************************************************
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