At 5:59 pm -0500 30/4/07, Ron Nossaman wrote: >I don't think long term wire elongation is much of a factor at all, if any. Amazing! > I agree it's ridiculous that information about wire elongation >seems to be such a valuable secret as to not be available. I'm >trying to chase down some believable (official, recognized, >sanctified) source of this information so we won't have to do this >every year (he raves). Start here <http://scienceworld.wolfram.com/physics/Elasticity.html> At 7:47 pm +0100 27/4/07, John Delacour wrote: >Love (A Treatise of the Mathematical Theory of Elasticity - 1926. >From Dover) cites a number of previous researchers and notes an >experiment by Vicat:- " He found that wires held stretched, with a >tension equal to one quarter of the breaking stress, retained the >length to which this tension brought them throughout the whole time >of his experiments (33 months) , while similar wires stretched with >a tension equal to half the breaking stress, exhibited a notable >gradual increase of extension." <http://art-et-histoire.com/index4.php?segarch.php?> <http://www.1911encyclopedia.org/Elasticity> JD
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