{"id":48645,"date":"2019-11-11T10:43:11","date_gmt":"2019-11-11T09:43:11","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/o-que-e-a-escala-fahrenheit-temperatura-fahrenheit-definicao\/"},"modified":"2020-01-29T17:18:42","modified_gmt":"2020-01-29T16:18:42","slug":"o-que-e-a-escala-fahrenheit-temperatura-fahrenheit-definicao","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-a-escala-fahrenheit-temperatura-fahrenheit-definicao\/","title":{"rendered":"O que \u00e9 a escala Fahrenheit &#8211; Temperatura Fahrenheit &#8211; Defini\u00e7\u00e3o"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">a escala Fahrenheit tem 180 unidades.\u00a0A escala de temperatura de Fahrenheit \u00e9 baseada em dois pontos: a temperatura de uma solu\u00e7\u00e3o de salmoura como 0 \u00b0 F e a temperatura m\u00e9dia do corpo humano como 100 \u00b0 F.\u00a0Engenharia T\u00e9rmica<\/div>\n<\/div>\n<div class=\"su-divider su-divider-style-dotted\"><\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2>Balan\u00e7as de temperatura<\/h2>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/comparison-temperature-scales-min.png\"><img loading=\"lazy\" class=\"wp-image-16243 alignright lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/comparison-temperature-scales-min.png\" alt=\"Convers\u00e3o de temperatura - Fahrenheit - Celsius\" width=\"400\" height=\"318\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/comparison-temperature-scales-min.png\" \/><\/a>Ao usar um term\u00f4metro, precisamos marcar uma escala na parede do tubo com n\u00fameros.\u00a0Temos que definir uma\u00a0<strong>escala de temperatura<\/strong>\u00a0.\u00a0Uma\u00a0<strong><em>escala de temperatura<\/em><\/strong>\u00a0\u00e9 uma maneira de medir a temperatura em rela\u00e7\u00e3o a um\u00a0<strong>ponto inicial<\/strong>\u00a0(0 ou zero) e uma\u00a0<strong>unidade de medida<\/strong>\u00a0.<\/p>\n<p>Esses n\u00fameros s\u00e3o arbitr\u00e1rios e, historicamente, muitos esquemas diferentes t\u00eam sido usados.\u00a0Por exemplo, isso foi feito definindo algumas ocorr\u00eancias f\u00edsicas em determinadas temperaturas &#8211; como os\u00a0<strong><a title=\"Saturation \u2013 Boiling Point\" href=\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-saturacao-ponto-de-ebulicao-definicao\/\">pontos de<\/a><\/strong><strong>\u00a0congelamento<\/strong>\u00a0e\u00a0<strong><a title=\"Satura\u00e7\u00e3o - Ponto de Ebuli\u00e7\u00e3o\" href=\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-saturacao-ponto-de-ebulicao-definicao\/\">ebuli\u00e7\u00e3o da \u00e1gua<\/a>\u00a0<\/strong>\u00a0&#8211; e definindo-as como 0 e 100, respectivamente.<\/p>\n<p>Existem v\u00e1rias escalas e unidades para medir a temperatura.\u00a0Os mais comuns s\u00e3o:<\/p>\n<ul>\n<li><a title=\"Escala Celsius - Temperatura Celsius\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/thermodynamic-properties\/what-is-temperature-physics\/celsius-scale-celsius-temperature\/\">Celsius (indicado em C),<\/a><\/li>\n<li><a title=\"Escala de Fahrenheit - temperatura de Fahrenheit\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/thermodynamic-properties\/what-is-temperature-physics\/fahrenheit-scale-fahrenheit-temperature\/\">Fahrenheit (indicado como F),<\/a><\/li>\n<li><a title=\"Escala Kelvin - Temperatura Absoluta\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/thermodynamic-properties\/what-is-temperature-physics\/kelvin-scale-absolute-temperature\/\">Kelvin (denotado K; especialmente na ci\u00eancia).<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2>Escala de Fahrenheit &#8211; temperatura de Fahrenheit<\/h2>\n<figure id=\"attachment_16242\" class=\"wp-caption alignright\" aria-describedby=\"caption-attachment-16242\"><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Fahrenheit-temperature-scale-min.png\"><img loading=\"lazy\" class=\"size-full wp-image-16242 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Fahrenheit-temperature-scale-min.png\" alt=\"Escala de temperatura de Fahrenheit\" width=\"255\" height=\"526\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Fahrenheit-temperature-scale-min.png\" \/><\/a><figcaption id=\"caption-attachment-16242\" class=\"wp-caption-text\">A escala de temperatura de Fahrenheit \u00e9 baseada em dois pontos: a temperatura de uma solu\u00e7\u00e3o de salmoura como 0 \u00b0 F e a temperatura m\u00e9dia do corpo humano como 100 \u00b0 F.<\/figcaption><\/figure>\n<p>A\u00a0<strong>escala Celsius<\/strong>\u00a0e a\u00a0<strong>escala Fahrenheit<\/strong>\u00a0s\u00e3o baseadas em uma especifica\u00e7\u00e3o do n\u00famero de incrementos entre o\u00a0<strong>ponto de congelamento<\/strong>\u00a0e o\u00a0<a title=\"Satura\u00e7\u00e3o - Ponto de Ebuli\u00e7\u00e3o\" href=\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-saturacao-ponto-de-ebulicao-definicao\/\"><strong>ponto de ebuli\u00e7\u00e3o da \u00e1gua<\/strong><\/a>\u00e0 press\u00e3o atmosf\u00e9rica padr\u00e3o.\u00a0A escala Celsius tem 100 unidades entre esses pontos e a\u00a0<strong>escala Fahrenheit tem 180 unidades<\/strong>\u00a0, onde cada unidade representa 1 \u00b0 C ou 1 \u00b0 F, respectivamente.\u00a0Os pontos zero na balan\u00e7a s\u00e3o arbitr\u00e1rios.<\/p>\n<p><span>A escala de Fahrenheit \u00e9 baseada em dois pontos:<\/span><\/p>\n<ul>\n<li><span>O ponto de defini\u00e7\u00e3o mais baixo,\u00a0<\/span><strong><span>0 \u00b0 F<\/span><\/strong><span>\u00a0, foi estabelecido como\u00a0<\/span><strong><span>a temperatura de uma solu\u00e7\u00e3o de salmoura<\/span><\/strong><span>\u00a0feita de partes iguais de gelo e sal.<\/span><\/li>\n<li><span>O ponto de defini\u00e7\u00e3o superior,\u00a0<\/span><strong><span>96 \u00b0 F<\/span><\/strong><span>\u00a0, foi estabelecido como\u00a0<\/span><strong><span>a temperatura m\u00e9dia do corpo humano<\/span><\/strong><span>\u00a0(96 \u00b0 F, cerca de 2,6 \u00b0 F menor que o valor moderno devido a uma redefini\u00e7\u00e3o posterior da escala)<\/span><\/li>\n<\/ul>\n<p><span>A diferen\u00e7a de altura entre os dois pontos seria ent\u00e3o marcada em\u00a0<\/span><strong><span>180 divis\u00f5es,<\/span><\/strong><span>\u00a0com cada divis\u00e3o representando 1 \u00b0 F.\u00a0Hoje, a escala \u00e9 geralmente definida por dois pontos fixos: a temperatura na qual a \u00e1gua congela no gelo \u00e9 definida como 32 \u00b0 F e o ponto de ebuli\u00e7\u00e3o da \u00e1gua \u00e9 definido como 212 \u00b0 F.<\/span><\/p>\n<p><strong><span>Convers\u00e3o de temperatura &#8211; Fahrenheit &#8211; Celsius<\/span><\/strong><\/p>\n<p><span>Para converter de uma\u00a0<\/span><strong><span>temperatura Fahrenheit<\/span><\/strong><span>\u00a0para uma\u00a0<\/span><strong><span>temperatura Celsius<\/span><\/strong><span>\u00a0, precisamos subtrair\u00a0<\/span><strong><span>32 graus<\/span><\/strong><span>\u00a0da leitura Fahrenheit para chegar ao ponto zero na escala Celsius e depois ajustar para os diferentes graus de tamanho.\u00a0A propor\u00e7\u00e3o do tamanho dos graus \u00e9\u00a0<\/span><strong><span>5\/9, de<\/span><\/strong><span>\u00a0modo que a rela\u00e7\u00e3o entre as escalas \u00e9 representada pelas seguintes equa\u00e7\u00f5es:<\/span><\/p>\n<p><strong><span>\u00b0 F = 32,0 + (9\/5) \u00b0 C<\/span><\/strong><\/p>\n<p><strong><span>\u00b0 C = (\u00b0 F &#8211; 32,0) (5\/9)<\/span><\/strong><\/p>\n<\/div>\n<\/div>\n<p>&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;.<\/p>\n<p>Este artigo \u00e9 baseado na tradu\u00e7\u00e3o autom\u00e1tica do artigo original em ingl\u00eas. Para mais informa\u00e7\u00f5es, consulte o artigo em ingl\u00eas. Voc\u00ea pode nos ajudar. Se voc\u00ea deseja corrigir a tradu\u00e7\u00e3o, envie-a para: translations@nuclear-power.com ou preencha o formul\u00e1rio de tradu\u00e7\u00e3o on-line. Agradecemos sua ajuda, atualizaremos a tradu\u00e7\u00e3o o mais r\u00e1pido poss\u00edvel. Obrigado.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>a escala Fahrenheit tem 180 unidades.\u00a0A escala de temperatura de Fahrenheit \u00e9 baseada em dois pontos: a temperatura de uma solu\u00e7\u00e3o de salmoura como 0 \u00b0 F e a temperatura m\u00e9dia do corpo humano como 100 \u00b0 F.\u00a0Engenharia T\u00e9rmica Balan\u00e7as de temperatura Ao usar um term\u00f4metro, precisamos marcar uma escala na parede do tubo com &#8230; <a title=\"O que \u00e9 a escala Fahrenheit &#8211; Temperatura Fahrenheit &#8211; Defini\u00e7\u00e3o\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-a-escala-fahrenheit-temperatura-fahrenheit-definicao\/\" aria-label=\"More on O que \u00e9 a escala Fahrenheit &#8211; Temperatura Fahrenheit &#8211; Defini\u00e7\u00e3o\">Ler mais<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[14],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>O que \u00e9 a escala Fahrenheit - Temperatura Fahrenheit - Defini\u00e7\u00e3o<\/title>\n<meta name=\"description\" content=\"a escala Fahrenheit tem 180 unidades. 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