ptlong
Dec 18, 2008, 9:02 PM
Views: 2710
Registered: Oct 4, 2007
Posts: 418
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rgold wrote: Not sure what you mean by a "truly flat" force curve, but it seems from your calculation that you are assuming the rope provides constant tension regardless of the amount of elongation, a concept that is slightly problematical, for example, when the elongation is zero, and I don't think (without however doing any checking) that the concept of the fall factor emerges from such a model. I'm pretty sure that's what brenta meant. I was worried that a toprope fall would result in a 1000 lb impact. What hadn't occurred to me was that just hanging on the rope would propel you upward! Something about thremodynamics probably prevents this scenario. [brenta: my bad with the math]
(This post was edited by ptlong on Dec 18, 2008, 9:02 PM)
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