{"id":35355,"date":"2019-10-31T22:03:48","date_gmt":"2019-10-31T19:03:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/element-nulevogo-razmera\/"},"modified":"2019-10-31T22:03:48","modified_gmt":"2019-10-31T19:03:48","slug":"element-nulevogo-razmera","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/element-nulevogo-razmera","title":{"rendered":"Element de dimensiune zero","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Element de dimensiune zero\" src=\"\/wp-content\/uploads\/2019\/06\/f5864c485d1e168253cff083a89252a8.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Graficele sunt o reprezentare schematic\u0103 \u00een multe domenii. <br \/>\nModelul obiectelor reale.<br \/>\nCercurile sunt v\u00e2rfuri, liniile sunt arcurile graficului (conexiuni).<br \/>\nDac\u0103 l\u00e2ng\u0103 arc se afl\u0103 un num\u0103r, acesta reprezint\u0103 distan\u021ba \u00eentre punctele de pe hart\u0103 sau costul pe diagrama Gantt.<\/p>\n<p>\u00cen electricitate \u0219i electronic\u0103, v\u00e2rfurile sunt componente \u0219i module, liniile sunt conductoare.<br \/>\n\u00cen hidraulic\u0103: boilere, cazane, accesorii, radiatoare \u0219i \u021bevi.<br \/>\nPe hart\u0103 sunt ora\u0219ele \u0219i drumurile.<\/p>\n<p>Dintr-o problem\u0103 de matematic\u0103 de \u0219coal\u0103:<\/p>\n<blockquote><p>Un autobuz a plecat din punctul A \u00een punctul B. Distan\u021ba dintre puncte este de 30 km.<\/p><\/blockquote>\n<p>\n\u0218i ce se \u00eent\u00e2mpl\u0103 dac\u0103 distan\u021ba este 0?<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\n<img decoding=\"async\" alt=\"Element de dimensiune zero\" src=\"\/wp-content\/uploads\/2019\/06\/e7e4a022f809d65a35bfcb4271d80062.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nReducem distan\u021ba de la cornul acoperi\u0219ului la p\u0103m\u00e2nt la zero. O cas\u0103 cu dou\u0103 etaje devine un ad\u0103post de p\u0103m\u00e2nt.<\/p>\n<p><img decoding=\"async\" alt=\"Element de dimensiune zero\" src=\"\/wp-content\/uploads\/2019\/06\/e8df5c82189fcd704475c80b84835a0c.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nReducem distan\u021ba de la cazan la radiator (scurt\u0103m lungimea \u021bevilor) \u2014 ob\u021binem o sob\u0103 ruseasc\u0103.<br \/>\nCum a\u021bi ghicit, tehnologia func\u021bioneaz\u0103 \u00een ambele direc\u021bii.<\/p>\n<p>Poate fi redus\u0103 la zero sau crescut\u0103 la infinit.<\/p>\n<p><img decoding=\"async\" alt=\"Element de dimensiune zero\" src=\"\/wp-content\/uploads\/2019\/06\/ccc119dcbeb5de3cc787b2419bfb6e4b.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nReducerea lungimii conductorilor electrici a dus la crearea circuitelor integrate.<\/p>\n<p>Lungimea, \u00een\u0103l\u021bimea \u0219i l\u0103\u021bimea sunt m\u0103sur\u0103tori geometrice. M\u0103sur\u0103tori ale lumii reale (vizibile).<br \/>\nM\u0103sur\u0103torile pot fi \u0219i mai abstracte:<\/p>\n<ul>\n<li>Temperatura<\/li>\n<li>Timp<\/li>\n<li>Greutate<\/li>\n<li>Densitatea<\/li>\n<li>Conductivitatea termic\u0103<\/li>\n<li>Conductivitatea electric\u0103<\/li>\n<li>Rezisten\u021ba<\/li>\n<li>Fragilitatea<\/li>\n<li>Vitez\u0103<\/li>\n<li>Accelera\u021bia<\/li>\n<li>Energie<\/li>\n<\/ul>\n<p>\netc.<\/p>\n<blockquote><p><noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A2%D0%B5%D0%BF%D0%BB%D0%BE%D0%BF%D1%80%D0%BE%D0%B2%D0%BE%D0%B4%D0%BD%D0%BE%D1%81%D1%82%D1%8C\">Conductivitatea termic\u0103<\/a><\/noindex> \u2014 capacitatea corpurilor materiale de a conduce energia (c\u0103ldura) de la p\u0103r\u021bile mai calde ale corpului c\u0103tre p\u0103r\u021bile mai reci ale corpului prin mi\u0219carea haotic\u0103 a particulelor corpului (atomilor, moleculilor, electronilor etc.).\n<\/p><\/blockquote>\n<p> Cum putem reduce conductivitatea termic\u0103 la zero? <\/p>\n<p>Corect.<\/p>\n<p>Reducerea num\u0103rului de atomi, molecule \u0219i electroni. Adic\u0103, crearea unui vid. <br \/>\nO astfel de tehnologie exist\u0103 deja \u0219i este comercializat\u0103. Se nume\u0219te izola\u021bie termic\u0103 vidat\u0103. Panouri cu conductivitate termic\u0103 de 0,004-0,006 W\/m*K.<br \/>\nPentru compara\u021bie, aceasta este de 10 ori mai mic\u0103 dec\u00e2t cea a lanii minerale \u0219i de 50 de ori mai mic\u0103 dec\u00e2t cea a c\u0103r\u0103mizii.<br \/>\n\u00cen consecin\u021b\u0103, cu c\u00e2t se poate reduce grosimea pere\u021bilor.<\/p>\n<p>Iar dac\u0103 am reduce masa la zero...<\/p>\n<p>Totu\u0219i, nu vreau s\u0103 v\u0103 lipsesc de bucuria descoperirilor noi.<\/p>\n<p>Inven\u021bii de succes!<br \/>\n<br \/>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/456246\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0413\u0440\u0430\u0444\u044b \u2014 \u0441\u0445\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u043e\u0431\u043e\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0432\u043e \u043c\u043d\u043e\u0433\u0438\u0445 \u0441\u0444\u0435\u0440\u0430\u0445. \u041c\u043e\u0434\u0435\u043b\u044c \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0445 \u043e\u0431\u044a\u0435\u043a\u0442\u043e\u0432. \u041a\u0440\u0443\u0433\u0438 \u2014 \u0432\u0435\u0440\u0448\u0438\u043d\u044b, \u043b\u0438\u043d\u0438\u0438 \u2014 \u0434\u0443\u0433\u0438 \u0433\u0440\u0430\u0444\u0430 (\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f). \u0415\u0441\u043b\u0438 \u0440\u044f\u0434\u043e\u043c \u0441 \u0434\u0443\u0433\u043e\u0439 \u0446\u0438\u0444\u0440\u0430 \u2014 \u044d\u0442\u043e \u0440\u0430\u0441\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u043c\u0435\u0436\u0434\u0443 \u0442\u043e\u0447\u043a\u0430\u043c\u0438 \u043d\u0430 \u043a\u0430\u0440\u0442\u0435 \u0438\u043b\u0438 \u0441\u0442\u043e\u0438\u043c\u043e\u0441\u0442\u044c \u043d\u0430 \u0434\u0438\u0430\u0433\u0440\u0430\u043c\u043c\u0435 \u0413\u0430\u043d\u0442\u0430. \u0412 \u044d\u043b\u0435\u043a\u0442\u0440\u0438\u043a\u0435 \u0438 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u0438\u043a\u0435 \u0432\u0435\u0440\u0448\u0438\u043d\u044b \u2014 \u044d\u0442\u043e \u0434\u0435\u0442\u0430\u043b\u0438 \u0438 \u043c\u043e\u0434\u0443\u043b\u0438, \u043b\u0438\u043d\u0438\u0438 \u2014 \u043f\u0440\u043e\u0432\u043e\u0434\u043d\u0438\u043a\u0438. \u0412 \u0433\u0438\u0434\u0440\u0430\u0432\u043b\u0438\u043a\u0435 \u043a\u043e\u0442\u043b\u044b, \u0431\u043e\u0439\u043b\u0435\u0440\u044b, \u0430\u0440\u043c\u0430\u0442\u0443\u0440\u0430, \u0440\u0430\u0434\u0438\u0430\u0442\u043e\u0440\u044b \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":26523,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-35355","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0413\u0440\u0430\u0444\u044b \u2014 \u0441\u0445\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u043e\u0431\u043e\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0432\u043e \u043c\u043d\u043e\u0433\u0438\u0445 \u0441\u0444\u0435\u0440\u0430\u0445.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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