{"id":322,"date":"2023-06-21T16:50:23","date_gmt":"2023-06-21T16:50:23","guid":{"rendered":"https:\/\/physigeek.com\/id\/katrol-tetap\/"},"modified":"2023-06-21T16:50:23","modified_gmt":"2023-06-21T16:50:23","slug":"katrol-tetap","status":"publish","type":"post","link":"https:\/\/physigeek.com\/id\/katrol-tetap\/","title":{"rendered":"Katrol tetap"},"content":{"rendered":"<p>Pada artikel kali ini Anda akan mempelajari apa itu katrol tetap, contoh katrol tetap, dan persamaan katrol tetap. Selain itu juga dijelaskan perbedaan antara katrol tetap dan katrol bergerak. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue-es-una-polea-fija\"><\/span> Apa itu katrol tetap?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> <strong>Katrol tetap<\/strong> adalah jenis katrol yang tetap diam pada saat digunakan. Artinya, katrol tetap adalah suatu alat mekanis yang berfungsi untuk menyalurkan gaya secara statis.<\/p>\n<p> Misalnya, sumur adalah katrol tetap. Dengan demikian, katrol tetap pada sumur mentransmisikan gaya untuk mengevakuasi air dari dasar dan tetap berada di tempat yang sama selama proses berlangsung.<\/p>\n<p> Ciri utama katrol tetap adalah tidak mempunyai keuntungan mekanis, sehingga gaya yang diberikan sama dengan berat hambatan. Namun, katrol tetap memungkinkan arah dan arah gaya yang diterapkan diubah, sehingga lebih mudah untuk mengangkat beban. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Elementos-de-una-polea-fija\"><\/span> Elemen katrol tetap<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Sekarang setelah kita mengetahui pengertian katrol tetap, kita akan melihat apa saja unsur-unsur yang menyusun katrol jenis ini.<\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Daya (P)<\/strong> : adalah gaya yang diberikan pada katrol untuk melawan beban yang digantung pada katrol. Dengan kata lain daya adalah gaya yang harus diberikan untuk mengangkat beban.<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Hambatan (R)<\/strong> : adalah gaya yang diberikan oleh beban yang ingin kita gerakkan dengan katrol. Dengan kata lain, ini adalah kekuatan yang harus kita atasi.<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Tegangan (T)<\/strong> : adalah gaya yang dilakukan tumpuan pada katrol untuk mempertahankannya. Nilai gaya tegangan setara dengan jumlah vektor daya dan hambatan.<\/span> <\/li>\n<\/ul>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"460\" height=\"359\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/poulie-fixe.png\" alt=\"katrol tetap, gambar katrol tetap\" class=\"wp-image-5625\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/poulie-fixe-300x234.png 300w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/poulie-fixe.png 460w\" sizes=\"(max-width: 300px) 100vw, 300px\"><\/figure>\n<p> Katrol tetap juga dapat dianggap sebagai tuas orde pertama, karena merupakan titik tumpu antara daya dan hambatan.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Formula-de-una-polea-fija\"><\/span>Rumus katrol tetap<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Pada katrol tetap, gaya yang diteruskan sama dengan hambatan beban. Oleh karena itu, rumus katrol tetap adalah daya sama dengan hambatan (P=R).<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-9e488a48f31321adfbfb1e0c53726477_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P=R\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"51\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> Rumus katrol tetap dapat diturunkan dari kondisi kesetimbangan kedua. Karena daya dan hambatan merupakan gaya yang sejajar dan berjarak sama dari pusat katrol, penerapan kondisi keseimbangan kedua menghasilkan kedua gaya tersebut harus ekivalen.<\/p>\n<p> Oleh karena itu, pada katrol tetap tidak terdapat penguatan mekanis, namun fungsi katrol tetap hanyalah untuk mengubah arah atau arah gaya yang diberikan. Ini lebih berguna daripada kelihatannya karena, misalnya, ini memungkinkan Anda mengangkat suatu benda dengan menerapkan gaya ke bawah.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ejemplos-de-poleas-fijas\"><\/span> Contoh katrol tetap<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Di bawah ini adalah beberapa contoh katrol tetap yang dapat dijumpai dalam kehidupan sehari-hari.<\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:12px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Sumur<\/strong> \u2013 Air dari sumur ditarik dengan katrol tetap.<\/span><\/li>\n<li style=\"margin-bottom:12px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Tiang Bendera<\/strong> \u2013 Biasanya bendera dikibarkan dengan katrol tetap.<\/span><\/li>\n<li style=\"margin-bottom:12px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Tirai<\/strong> \u2013 Beberapa tirai dioperasikan dengan katrol tetap, sehingga tirai dinaikkan atau diturunkan dengan mekanisme katrol tetap.<\/span><\/li>\n<li style=\"margin-bottom:12px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Pekerjaan<\/strong> : dalam suatu pekerjaan biasanya dipasang katrol tetap untuk menaikkan dan menurunkan benda.<\/span> <\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Polea-fija-y-polea-movil\"><\/span>Katrol tetap dan katrol bergerak<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Pada bagian ini kita akan melihat perbedaan antara katrol tetap dan katrol bergerak, karena ini adalah dua jenis katrol yang paling banyak digunakan.<\/p>\n<p> <strong>Katrol bergerak<\/strong> adalah jenis katrol yang bergerak pada saat bekerja. Biasanya, katrol bergerak bergerak vertikal ke atas dan ke bawah saat digunakan.<\/p>\n<p> Oleh karena itu, <strong>perbedaan antara katrol tetap dan katrol bergerak<\/strong> adalah katrol tetap tidak bergerak sepenuhnya, sedangkan katrol bergerak bergerak saat digunakan. <\/p>\n<div style=\"background-color:#FFFDE7; padding-top: 10px; padding-bottom: 10px; padding-right: 10px; padding-left: 20px; border: 2.5px dashed #FFB74D; border-radius:20px;\"> <span style=\"color:#ff951b\">\u27a4<\/span> <strong>Lihat:<\/strong> <a href=\"https:\/\/physigeek.com\/id\/katrol-bergerak\/\">Katrol bergerak<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Pada artikel kali ini Anda akan mempelajari apa itu katrol tetap, contoh katrol tetap, dan persamaan katrol tetap. Selain itu juga dijelaskan perbedaan antara katrol tetap dan katrol bergerak. Apa itu katrol tetap? Katrol tetap adalah jenis katrol yang tetap diam pada saat digunakan. Artinya, katrol tetap adalah suatu alat mekanis yang berfungsi untuk menyalurkan &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/physigeek.com\/id\/katrol-tetap\/\"> <span class=\"screen-reader-text\">Katrol tetap<\/span> Baca selengkapnya &quot;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[10],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u25b7 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