D\u00fcnyan\u0131n \u00e7evresindeki hava tabakas\u0131 \u00e7e\u015fitli gazlar\u0131n kar\u0131\u015f\u0131m\u0131ndan meydana gelmi\u015ftir. Bu gaz tabakas\u0131na atmosfer denir. Atmosferdeki gazlar da, kat\u0131 ve s\u0131v\u0131lar gibi a\u011f\u0131rl\u0131\u011f\u0131ndan dolay\u0131 dokunduklar\u0131 y\u00fczeylere bas\u0131n\u00e7 uygular. Bu bas\u0131nca a\u00e7\u0131k hava bas\u0131nc\u0131 ya da atmosfer bas\u0131nc\u0131 denir.<\/p>\n
A\u00e7\u0131k hava bas\u0131nc\u0131n\u0131n de\u011feri yery\u00fcz\u00fcne yak\u0131n yerlerde en b\u00fcy\u00fckt\u00fcr. Y\u00fckseklere \u00e7\u0131k\u0131ld\u0131k\u00e7a, hava molek\u00fclleri azalaca\u011f\u0131 i\u00e7in a\u00e7\u0131k hava bas\u0131nc\u0131n\u0131n de\u011feri azal\u0131r.<\/p>\n
Tori\u00e7elli Deneyi<\/p>\n
Yakla\u015f\u0131k bir metre uzunlu\u011fun da olan bir ucu kapal\u0131 cam boru al\u0131narak a\u011fz\u0131na kadar c\u0131va dolduruluyor. Borunun a\u00e7\u0131k k\u0131sm\u0131 el ile kapat\u0131l\u0131p c\u0131va \u00e7ana\u011f\u0131na dald\u0131r\u0131ld\u0131ktan sonra el \u00e7ekildi\u011finde, c\u0131van\u0131n biraz \u00e7ana\u011fa bo\u015fal\u0131p sonra sabit kald\u0131\u011f\u0131 g\u00f6r\u00fcl\u00fcyor. Bu durumda borudaki c\u0131va y\u00fcksekli\u011fi 76 cm oluyor. <\/p>\n
Borunun a\u011fz\u0131 a\u00e7\u0131k oldu\u011fu halde c\u0131van\u0131n tamam\u0131n\u0131n \u00e7ana\u011fa bo\u015falmamas\u0131n\u0131n nedeni, c\u0131va bas\u0131nc\u0131n\u0131n a\u00e7\u0131k hava bas\u0131nc\u0131 taraf\u0131ndan dengelenmesidir.<\/p>\n
Ayn\u0131 deney farkl\u0131 geni\u015flikteki borularla yap\u0131ld\u0131\u011f\u0131nda c\u0131va d\u00fczeyleri aras\u0131ndaki fark\u0131n yine 76 cm oldu\u011fu g\u00f6r\u00fcl\u00fcyor. Yani borudaki c\u0131va y\u00fcksekli\u011fi borunun kesitine ba\u011fl\u0131 de\u011fildir.<\/p>\n
Tori\u00e7elli bu deneyi deniz seviyesinde ve 0 \u00b0C s\u0131cakl\u0131kta yapm\u0131\u015ft\u0131r.<\/p>\n
A\u00e7\u0131k hava bas\u0131nc\u0131n\u0131n \u00f6l\u00e7\u00fcld\u00fc\u011f\u00fc aletlere barometre denir. \u015eekildeki barometrede \u00e7anaktaki c\u0131va \u00fczerine etki eden a\u00e7\u0131k hava bas\u0131nc\u0131, c\u0131va taraf\u0131ndan itilerek, borudaki c\u0131va bas\u0131nc\u0131n\u0131 dengeler.<\/p>\n
Buna g\u00f6re,<\/p>\n
P0 = Pc\u0131va<\/p>\n
P0 = h . r = 76 . 13,6<\/p>\n
P0 = 1033,6 g.f\/cm2 dir.<\/p>\n
Bu sonuca g\u00f6re a\u00e7\u0131k hava, deniz d\u00fczeyinde 1 cm2 lik y\u00fczeye 1 kg-f den fazla yani yakla\u015f\u0131k 10 N de\u011ferinde kuvvet uygulamaktad\u0131r.<\/p>\n
A\u00e7\u0131k Hava Bas\u0131nc\u0131n\u0131n Etkileri<\/p>\n
\u0130\u00e7i su dolu barda\u011f\u0131n a\u011fz\u0131 hava kalmayacak \u015fekilde ka\u011f\u0131tla kapat\u0131l\u0131p \u015fekildeki gibi ters \u00e7evrildi\u011finde suyun d\u00f6k\u00fclmedi\u011fi g\u00f6r\u00fcl\u00fcr.<\/p>\n
Suyun d\u00f6k\u00fclmemesinin nedeni, suyun ka\u011f\u0131da uygulad\u0131\u011f\u0131 bas\u0131nc\u0131n, a\u00e7\u0131k havan\u0131n ka\u011f\u0131da uygulad\u0131\u011f\u0131 bas\u0131nca e\u015fit ya da k\u00fc\u00e7\u00fck olmas\u0131d\u0131 <\/p>\n","protected":false},"excerpt":{"rendered":"
D\u00fcnyan\u0131n \u00e7evresindeki hava tabakas\u0131 \u00e7e\u015fitli gazlar\u0131n kar\u0131\u015f\u0131m\u0131ndan meydana gelmi\u015ftir. Bu gaz tabakas\u0131na atmosfer denir. Atmosferdeki gazlar da, kat\u0131 ve s\u0131v\u0131lar gibi a\u011f\u0131rl\u0131\u011f\u0131ndan dolay\u0131 dokunduklar\u0131 y\u00fczeylere bas\u0131n\u00e7 uygular. Bu bas\u0131nca a\u00e7\u0131k hava bas\u0131nc\u0131 ya da atmosfer bas\u0131nc\u0131 denir. A\u00e7\u0131k hava bas\u0131nc\u0131n\u0131n de\u011feri yery\u00fcz\u00fcne yak\u0131n yerlerde en b\u00fcy\u00fckt\u00fcr. Y\u00fckseklere \u00e7\u0131k\u0131ld\u0131k\u00e7a, hava molek\u00fclleri azalaca\u011f\u0131 i\u00e7in a\u00e7\u0131k hava bas\u0131nc\u0131n\u0131n …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1407,1403],"tags":[6927,2796,6928],"class_list":["post-6262","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-acik-hava-basinci","tag-atmosfer","tag-toricelli-deneyi"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/6262","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/comments?post=6262"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/6262\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=6262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=6262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=6262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}