Author: Masciulli Gianluigi
Date: 02:59:39 12/13/99
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On December 12, 1999 at 11:41:54, Enrique Irazoqui wrote: >Both strings are concentric, so no pulling up. The distance from string A to >string B is constant at every point, with A being exactly the equator of Earth, >40 million meters. So you have two concentric circles, one of 40 million meters >in length and the other of 40 million and 1 meter. The question was what is the >distance between A and B. Gianluigi gave the right answer, but he had to >calculate it. "Intuitively", people say that this distance is near zero. And >Wittgentein went fishing... :) > I'll not calculate but i'll give you more: to be fair I have to say that I knew a very similar story so for me was easy ;-) I already knew that the distance is non made by the lenght but by the differece of length: the lenght of the first circle symply don't matter. there is no trick. basically you can do the same on moon, on sun (or maybe around your head;-) and the answer will be the same. wittgentein was right ... this is not intuitive but is right!! ciao gianluigi
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