{"id":205853,"date":"2023-12-07T05:50:45","date_gmt":"2023-12-07T08:50:45","guid":{"rendered":"http:\/\/clubes.obmep.org.br\/blog\/?page_id=205853"},"modified":"2023-12-08T04:00:27","modified_gmt":"2023-12-08T07:00:27","slug":"probleminha-volume-da-peca","status":"publish","type":"page","link":"https:\/\/clubes.obmep.org.br\/blog\/probleminha-volume-da-peca\/","title":{"rendered":".Probleminha: Volume da pe\u00e7a"},"content":{"rendered":"<p class=\"g2\" ><strong><a href=\"http:\/\/clubes.obmep.org.br\/blog\/?p=207624\" rel=\"noopener\" target=\"_blank\">&#9999; <span style=\"color:#A0522D;font-size:14px;\">Link do problema para dispositivos da <em>Apple<\/em>.<\/span><\/a><\/strong><\/p>\n<div class=\"g1n\" style=\"line-height: 25px; padding-bottom: 15px;\">\n<p class=\"tit\" style=\"line-height: 25px; margin: 10px;\">Problema<br \/>\n<span style=\"font-size: 12px; color: #800000;\"> (Indicado a partir do 2\u00ba ano do E. F.)<\/span><\/p>\n<hr style=\"height: 1px; width: 100%; background-color: #800000; margin-top: 10px; margin-bottom: 20px; border: 0 none;\" \/>\nUm cilindro circular reto possui \u00e1gua at\u00e9 a metade de sua capacidade total.<br \/>\nUma pe\u00e7a met\u00e1lica \u00e9 jogada no interior desse cilindro e, com isso, o n\u00edvel da \u00e1gua sobe [tex]3,5 \\text{ cm}[\/tex].<br \/>\nSe o di\u00e2metro do cilindro for de [tex]8\\text{ cm}[\/tex], qual \u00e9 o volume da pe\u00e7a?<\/p>\n<p style=\"font-size: 12px; text-align: right; line-height: 1px;\">Extra\u00eddo de <strong> Geometr\u00eda &#8211; Teor\u00eda y Pr\u00e1ctica<\/strong>.<\/p>\n<\/div>\n<p style=\"margin:30px\">\n<div class=\"cb36 g1n\" style=\"margin:30px;line-height:30px; width:80%; margin-left:auto; margin-right:auto; \">\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/clubes.obmep.org.br\/blog\/wp-content\/uploads\/2019\/04\/prob297_2.png\" style=\"border:none;\" alt=\"\" width=\"100\" height=\"150\" class=\"alignright size-full wp-image-126671\" \/><\/p>\n<p class=\"c3 ti3\" style=\"line-height:30px; margin-bottom: 10px;\"> Lembrete<\/p>\n<p style=\"margin:10px\">\n<p><span class=\"c3\" style=\"font-size: 25px;\"> &#10000; <\/span> Volume de um cilindro circular reto cujo comprimento da altura \u00e9 [tex]h[\/tex] e o comprimento do raio da base \u00e9 [tex]r[\/tex]:<br \/>\n [tex]\\qquad \\qquad \\boxed{Volume=\\pi\\,r^2 h}.[\/tex]<\/p>\n<p style=\"margin:10px\">\n<\/div>\n<p style=\"margin:30px\">\n<div class=\"g1n\" style=\"line-height: 28px;\">\n<p class=\"tit\" style=\"line-height: 28px; margin: 10px;\">Solu\u00e7\u00e3o<\/p>\n<hr style=\"height: 1px; width: 100%; background-color: #800000; margin-top: 1px; margin-bottom: 20px; border: 0 none;\" \/>\nA diferen\u00e7a de altura da \u00e1gua antes e depois de a pe\u00e7a met\u00e1lica ser jogada dentro do cilindro se deve ao volume dessa pe\u00e7a.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/clubes.obmep.org.br\/blog\/wp-content\/uploads\/2023\/11\/pE\u00c7A.png\" alt=\"\" width=\"215\" height=\"175\" class=\"aligncenter size-full wp-image-205131\" \/><br \/>\nAssim, o volume da pe\u00e7a met\u00e1lica corresponde exatamente ao aumento do volume ocupado pela \u00e1gua ap\u00f3s a pe\u00e7a ser jogada dentro do cilindro.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/clubes.obmep.org.br\/blog\/wp-content\/uploads\/2023\/11\/noemi_002.png\" alt=\"\" width=\"325\" height=\"172\" class=\"aligncenter size-full wp-image-205855\" srcset=\"https:\/\/clubes.obmep.org.br\/blog\/wp-content\/uploads\/2023\/11\/noemi_002.png 325w, https:\/\/clubes.obmep.org.br\/blog\/wp-content\/uploads\/2023\/11\/noemi_002-300x159.png 300w\" sizes=\"auto, (max-width: 325px) 100vw, 325px\" \/><\/p>\n<p>Portanto, o volume [tex]V[\/tex] da pe\u00e7a met\u00e1lica \u00e9 dado por:<br \/>\n [tex]\\qquad V= \\pi r^2h=\\pi\\cdot 4^2\\cdot 3,5\\\\<br \/>\n\\qquad \\boxed{V=56\\pi\\approx 175,84 \\text{ cm}^3}.[\/tex]<\/p>\n<hr style=\"height: 1px; width: 100%; background-color: #800000; margin-top: 10px; margin-bottom: 15px; border: 0 none;\" \/>\n<p class=\"g2\">Solu\u00e7\u00e3o elaborada pelos <strong>Moderadores do Blog<\/strong>.<\/p>\n<\/div>\n<p style=\"margin:30px\">\n<div class=\"g3\">\nParticiparam da discuss\u00e3o os Clubes: <strong> FIBONACCI <\/strong> ; <strong>Geomestres Slay<\/strong> ; <strong>Obm\u00e9picos<\/strong>; <strong> Os Somados  <\/strong> ; <strong>Pot\u00eancias de Euler<\/strong> ; <strong>Uni\u00e3o Fibonacci  <\/strong>.<\/div>\n<p style=\"margin:10px\">\n","protected":false},"excerpt":{"rendered":"<p>&#9999; Link do problema para dispositivos da Apple. Problema (Indicado a partir do 2\u00ba ano do E. F.) Um cilindro circular reto possui \u00e1gua at\u00e9 a metade de sua capacidade total. Uma pe\u00e7a met\u00e1lica \u00e9 jogada no interior desse cilindro e, com isso, o n\u00edvel da \u00e1gua sobe [tex]3,5 \\text{ cm}[\/tex]. Se o di\u00e2metro do &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/clubes.obmep.org.br\/blog\/probleminha-volume-da-peca\/\">Continue lendo<\/a><\/p>\n","protected":false},"author":255,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"template-onecolumn.php","meta":{"footnotes":""},"class_list":["post-205853","page","type-page","status-publish","hentry","nodate","item-wrap"],"_links":{"self":[{"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/pages\/205853","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/users\/255"}],"replies":[{"embeddable":true,"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/comments?post=205853"}],"version-history":[{"count":11,"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/pages\/205853\/revisions"}],"predecessor-version":[{"id":207626,"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/pages\/205853\/revisions\/207626"}],"wp:attachment":[{"href":"https:\/\/clubes.obmep.org.br\/blog\/wp-json\/wp\/v2\/media?parent=205853"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}