{"id":1012,"date":"2020-12-25T09:42:52","date_gmt":"2020-12-25T08:42:52","guid":{"rendered":"https:\/\/ritual.cz\/?p=1012"},"modified":"2021-01-07T17:33:06","modified_gmt":"2021-01-07T16:33:06","slug":"fyzikalni-povaha-pekla","status":"publish","type":"post","link":"https:\/\/ritual.cz\/index.php\/2020\/12\/25\/fyzikalni-povaha-pekla\/","title":{"rendered":"Fyzik\u00e1ln\u00ed povaha pekla"},"content":{"rendered":"\n

N\u00e1sleduj\u00edc\u00ed ot\u00e1zka byla pr\u00fd skute\u010dn\u011b polo\u017eena v zimn\u00edm zkou\u0161kov\u00e9m obdob\u00ed p\u0159i zkou\u0161ce z chemie na Washingtonsk\u00e9 univerzit\u011b:<\/p>\n\n\n\n

„Je peklo exotermick\u00e9 (vyd\u00e1v\u00e1 teplo) nebo endotermick\u00e9 (pohlcuje teplo)? Svou odpov\u011b\u010f podlo\u017ete d\u016fkazem.“<\/p>\n\n\n\n

V\u011bt\u0161ina student\u016f sestavila d\u016fkaz ze sv\u00fdch domn\u011bnek s pomoc\u00ed Boylova z\u00e1kona nebo n\u011bjak\u00e9 jeho obm\u011bny (p\u0159i rozp\u00edn\u00e1n\u00edse plyn ochlazuje, p\u0159i stla\u010dov\u00e1n\u00ed se zah\u0159\u00edv\u00e1). Jeden student v\u0161ak uvedl n\u00e1sleduj\u00edc\u00ed d\u016fkaz:<\/p>\n\n\n\n

Nejprve pot\u0159ebujeme v\u011bd\u011bt, jak se hmota pekla m\u011bn\u00ed v pr\u016fb\u011bhu \u010dasu. Proto pot\u0159ebujeme zn\u00e1t rychlost, kterou do pekla du\u0161e vstupuj\u00ed a rychlost, kterou z pekla du\u0161e vystupuj\u00ed.<\/em><\/p>\n\n\n\n

Mysl\u00edm, \u017ee m\u016f\u017eeme s jistotou p\u0159edpokl\u00e1dat, \u017ee jakmile se du\u0161e dostane do pekla, u\u017e z n\u011bj neodch\u00e1z\u00ed. Z toho vypl\u00fdv\u00e1, \u017ee nevystupuj\u00ed \u017e\u00e1dn\u00e9 du\u0161e.
Pokud se t\u00fdk\u00e1 po\u010dtu du\u0161\u00ed, kter\u00e9 vstupuj\u00ed do pekla, mus\u00edme se pod\u00edvat na r\u016fzn\u00e1 n\u00e1bo\u017eenstv\u00ed, kter\u00e1 na sv\u011bt\u011b dnes existuj\u00ed. N\u011bkter\u00e1 z t\u011bchto n\u00e1bo\u017eenstv\u00ed tvrd\u00ed, \u017ee pokud nejste \u010dlenem jejich c\u00edrkve, p\u0159ijdete do pekla. Proto\u017ee je v\u00edce ne\u017e jedno takov\u00e9 n\u00e1bo\u017eenstv\u00ed a proto\u017ee jednotliv\u00e9 osoby z lidsk\u00e9 populace nevyzn\u00e1vaj\u00ed v\u00edce ne\u017e jednon\u00e1bo\u017eenstv\u00ed, m\u016f\u017eeme odvodit, \u017ee v\u0161ichni lid\u00e9 a v\u0161echny du\u0161e p\u0159ijdou do pekla. P\u0159i sou\u010dasn\u00e9 porodnosti a \u00famrtnosti m\u016f\u017eeme o\u010dek\u00e1vat, \u017ee po\u010det du\u0161\u00ed p\u0159ich\u00e1zej\u00edc\u00edch do pekla vzr\u016fsta podle exponenci\u00e1ln\u00ed k\u0159ivky.<\/em><\/p>\n\n\n\n

Nyn\u00ed se pod\u00edvejme na rychlost zm\u011bny objemu pekla, proto\u017ee Boyl\u016fv z\u00e1kon stanov\u00ed, \u017ee pokud maj\u00ed teplota a tlak v pekle z\u016fstat konstantn\u00ed, objem pekla mus\u00ed p\u0159i p\u0159\u00edr\u016fstku du\u0161\u00ed vzr\u016fstat. To d\u00e1v\u00e1 dv\u011b mo\u017enosti:<\/em><\/p>\n\n\n\n

1. Jestli\u017ee se peklo rozp\u00edn\u00e1 rychlost\u00ed men\u0161\u00ed ne\u017e je rychlost, kterou sem vstupuj\u00ed du\u0161e, potom bude teplota a tlak v pekle vzr\u016fstat p\u0159es v\u0161echny meze.<\/em><\/p>\n\n\n\n

2. Samozrejm\u011b jestli\u017ee se peklo rozp\u00edn\u00e1 rychlost\u00ed v\u011bt\u0161\u00ed, ne\u017e je rychlost p\u0159\u00edrustku du\u0161\u00ed, potom bude teplota a tlak v pekle klesat, dokud peklo nezmrzne.<\/em><\/p>\n\n\n\n

Tak\u017ee kter\u00e1 mo\u017enost je pravdiv\u00e1?<\/em><\/p>\n\n\n\n

Jestli\u017ee p\u0159ijmeme postul\u00e1t, kter\u00fd mi b\u011bhem m\u00e9ho prvn\u00edho ro\u010dn\u00edku na univerzit\u011b sd\u011blila sle\u010dna Theresa Banyan: „S tebou se vysp\u00edm, a\u017e bude v pekle chladn\u00e1 noc“, a vezmeme v \u00favahu fakt, \u017ee se mi s n\u00ed st\u00e1le nepoda\u0159ilo nav\u00e1zat sexu\u00e1ln\u00ed pom\u011br, potom mo\u017enost 2. nem\u016f\u017ee b\u00fdt pravdiv\u00e1 a tud\u00ed\u017e jsem si jist, \u017ee peklo je exotermick\u00e9.<\/em><\/p>\n\n\n\n

Jedin\u00fd tento student dostal ze zkou\u0161ky jedni\u010dku.<\/p>\n\n\n\n

P\u0159evzato od: Pavel<\/p>\n\n\n\n

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\n Ohodno\u0165<\/span>\n <\/div>\n <\/div>\n

Views: 15<\/p>","protected":false},"excerpt":{"rendered":"

N\u00e1sleduj\u00edc\u00ed ot\u00e1zka byla pr\u00fd skute\u010dn\u011b polo\u017eena v zimn\u00edm zkou\u0161kov\u00e9m obdob\u00ed p\u0159i zkou\u0161ce z chemie na Washingtonsk\u00e9 univerzit\u011b: „Je peklo exotermick\u00e9<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[5],"tags":[15],"class_list":["post-1012","post","type-post","status-publish","format-standard","hentry","category-vzduch","tag-archiv"],"yoast_head":"\nFyzik\u00e1ln\u00ed povaha pekla -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ritual.cz\/index.php\/2020\/12\/25\/fyzikalni-povaha-pekla\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta 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