{"id":16271,"date":"2024-09-19T11:12:13","date_gmt":"2024-09-19T14:12:13","guid":{"rendered":"https:\/\/xequematenem.com.br\/blog\/?p=16271"},"modified":"2024-09-19T11:12:14","modified_gmt":"2024-09-19T14:12:14","slug":"questao-92-enem-ppl-2022","status":"publish","type":"post","link":"https:\/\/xequematenem.com.br\/blog\/questao-92-enem-ppl-2022\/","title":{"rendered":"Quest\u00e3o 092 &#8211; ENEM PPL 2022"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">A preocupa\u00e7\u00e3o com a sustentabilidade faz com que se procurem, cada vez mais, m\u00e9todos eficientes para a economia de energia el\u00e9trica. Um procedimento que se pode adotar \u00e9 a substitui\u00e7\u00e3o das l\u00e2mpadas incandescentes por l\u00e2mpadas de LED nas resid\u00eancias. Uma l\u00e2mpada incandescente, que opera 8 horas por dia, foi substitu\u00edda por uma de LED. Elas apresentam 60 W e 8 W de pot\u00eancia nominal de consumo, respectivamente. A redu\u00e7\u00e3o do consumo de energia el\u00e9trica, em quilowatt-hora, obtida durante trinta dias foi&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 0,24.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 1,80.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 1,92.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 12,48.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E) 14,40.<\/p>\n\n\n\n<p class=\"has-text-align-center has-large-font-size wp-block-paragraph\"><strong>Solu\u00e7\u00e3o<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sabendo que a energia pode ser calculada como:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"112\" height=\"29\" data-src=\"https:\/\/xequematenem.com.br\/blog\/wp-content\/uploads\/2024\/09\/image-343.png\" alt=\"\" class=\"wp-image-16272 lazyload\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 112px; --smush-placeholder-aspect-ratio: 112\/29;\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Podemos calcular a energia da l\u00e2mpada incandescente como<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"182\" height=\"29\" data-src=\"https:\/\/xequematenem.com.br\/blog\/wp-content\/uploads\/2024\/09\/image-344.png\" alt=\"\" class=\"wp-image-16273 lazyload\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 182px; --smush-placeholder-aspect-ratio: 182\/29;\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Em 30 dias<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"204\" height=\"30\" data-src=\"https:\/\/xequematenem.com.br\/blog\/wp-content\/uploads\/2024\/09\/image-345.png\" alt=\"\" class=\"wp-image-16274 lazyload\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 204px; --smush-placeholder-aspect-ratio: 204\/30;\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">J\u00e1 a l\u00e2mpada de LED<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"165\" height=\"32\" data-src=\"https:\/\/xequematenem.com.br\/blog\/wp-content\/uploads\/2024\/09\/image-346.png\" alt=\"\" class=\"wp-image-16275 lazyload\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 165px; --smush-placeholder-aspect-ratio: 165\/32;\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Em 30 dias <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"194\" height=\"21\" data-src=\"https:\/\/xequematenem.com.br\/blog\/wp-content\/uploads\/2024\/09\/image-347.png\" alt=\"\" class=\"wp-image-16276 lazyload\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 194px; --smush-placeholder-aspect-ratio: 194\/21;\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Dessa forma, a diferen\u00e7a se d\u00e1 por<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"258\" height=\"70\" data-src=\"https:\/\/xequematenem.com.br\/blog\/wp-content\/uploads\/2024\/09\/image-348.png\" alt=\"\" class=\"wp-image-16277 lazyload\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 258px; --smush-placeholder-aspect-ratio: 258\/70;\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Alternativa D<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A preocupa\u00e7\u00e3o com a sustentabilidade faz com que se procurem, cada vez mais, m\u00e9todos eficientes para a economia de energia el\u00e9trica. Um procedimento que se pode adotar \u00e9 a substitui\u00e7\u00e3o das l\u00e2mpadas incandescentes por l\u00e2mpadas de LED nas resid\u00eancias. Uma l\u00e2mpada incandescente, que opera 8 horas por dia, foi substitu\u00edda por uma de LED. Elas [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[87,101],"tags":[],"area-do-conhecimento":[116,121],"assunto":[],"class_list":["post-16271","post","type-post","status-publish","format-standard","hentry","category-questoes-ppl","category-2022-questoes-ppl","area-do-conhecimento-ciencias-da-natureza-e-suas-tecnologias","area-do-conhecimento-fisica"],"_links":{"self":[{"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/posts\/16271","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/comments?post=16271"}],"version-history":[{"count":1,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/posts\/16271\/revisions"}],"predecessor-version":[{"id":16278,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/posts\/16271\/revisions\/16278"}],"wp:attachment":[{"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/media?parent=16271"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/categories?post=16271"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/tags?post=16271"},{"taxonomy":"area-do-conhecimento","embeddable":true,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/area-do-conhecimento?post=16271"},{"taxonomy":"assunto","embeddable":true,"href":"https:\/\/xequematenem.com.br\/blog\/wp-json\/wp\/v2\/assunto?post=16271"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}