{"id":328,"date":"2023-06-21T13:36:23","date_gmt":"2023-06-21T13:36:23","guid":{"rendered":"https:\/\/physigeek.com\/id\/katrol-bergerak\/"},"modified":"2023-06-21T13:36:23","modified_gmt":"2023-06-21T13:36:23","slug":"katrol-bergerak","status":"publish","type":"post","link":"https:\/\/physigeek.com\/id\/katrol-bergerak\/","title":{"rendered":"Katrol yang bisa digerakkan"},"content":{"rendered":"<p>Artikel ini menjelaskan apa itu katrol bergerak. Dengan demikian, Anda akan mengetahui pengertian katrol bergerak, cara kerja katrol bergerak, dan juga perbedaan katrol bergerak dengan katrol tetap. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue-es-una-polea-movil\"><\/span> Apa itu katrol yang bergerak?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> <strong>Katrol bergerak<\/strong> adalah katrol yang bergerak pada saat bekerja. Sederhananya, katrol gerak adalah jenis katrol yang tidak diam ketika digunakan.<\/p>\n<p> Biasanya, katrol yang dapat digerakkan mempunyai satu ujung yang tetap dan ujung lainnya yang dapat digerakkan, yang memungkinkan katrol tersebut bergerak ketika ada gaya yang diterapkan untuk mengatasi beban yang digantung pada porosnya.<\/p>\n<p> Karakteristik utama dari katrol bergerak adalah ia menawarkan keuntungan mekanis, yaitu mengurangi usaha yang diperlukan untuk mengangkat suatu beban. Konkretnya, katrol bergerak mengurangi setengah gaya yang harus diberikan.<\/p>\n<p> Selain itu, katrol yang bergerak dianggap sebagai mesin sederhana, karena memungkinkan arah dan besarnya gaya diubah. Sebenarnya semua jenis katrol merupakan mesin sederhana. <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Elementos-de-una-polea-movil\"><\/span> Elemen katrol yang bergerak<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Mengingat pengertian katrol bergerak, maka unsur-unsur penyusun katrol jenis ini disajikan di bawah ini untuk lebih memahami konsepnya.<\/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 tergantung padanya. Dengan kata lain daya adalah gaya yang harus digunakan untuk mengangkat beban.<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#101010;font-weight: normal;\"><strong>Hambatan (R)<\/strong> : ini adalah gaya yang dilakukan 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 diberikan tumpuan pada katrol untuk menahannya. Pada katrol yang bergerak, nilai gaya tarik sama dengan gaya.<\/span> <\/li>\n<\/ul>\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/poulie-mobile.png\" alt=\"katrol bergerak, gambar katrol bergerak\" class=\"wp-image-5705\" width=\"125\" height=\"410\"><\/figure>\n<p> Dalam fisika, katrol yang bergerak juga dapat dianggap sebagai tuas kelas dua karena terdapat hambatan antara titik tumpu dan gaya.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Formula-de-la-polea-movil\"><\/span>Rumus katrol bergerak<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Pada katrol yang bergerak, dayanya adalah setengah hambatannya. Oleh karena itu, rumus yang mencirikan katrol yang bergerak adalah P=R\/2, artinya gaya yang harus dikerjakan untuk mengangkat suatu beban sama dengan setengah beratnya.<\/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-092d4d1a2283afcdfa496f4bb4b024cf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P=\\cfrac{R}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"53\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> Selain itu, gaya tarik yang diberikan braket untuk menopang katrol yang bergerak dan beban setara dengan daya yang diberikan.<\/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-994386bc251ba773e73bfb0f81fbbb67_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"T=P\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"50\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> Oleh karena itu, hambatan yang ditimbulkan oleh beban dapat dihitung dengan menjumlahkan nilai gaya tegangan dan daya:<\/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-b98cff463dce4efeeea7bc4a52bdfb61_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"R=T+P\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"86\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p> Semua rumus ini diperoleh dengan menerapkan kondisi kesetimbangan pada katrol yang bergerak, oleh karena itu persamaan ini hanya terpenuhi jika katrol berada dalam kesetimbangan mekanis.<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Polea-movil-y-polea-fija\"><\/span> Katrol bergerak dan katrol tetap<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p> Terakhir, kita akan membahas apa itu katrol tetap dan apa perbedaan antara katrol bergerak dan katrol tetap.<\/p>\n<p> Seperti namanya, <strong>katrol tetap<\/strong> merupakan jenis katrol yang tetap diam saat digunakan. Pada umumnya katrol tetap dipasang pada suatu penyangga yang menopang katrol pada porosnya.<\/p>\n<p> Jadi, <strong>perbedaan antara katrol bergerak dan katrol tetap<\/strong> adalah pergerakannya selama pengoperasian. Katrol bergerak bergerak saat digunakan, sedangkan katrol tetap selalu berada di tempat yang sama.<\/p>\n<p> Katrol tetap dan katrol bergerak biasanya digabungkan untuk memanfaatkan masing-masing jenis katrol, perhatikan gambar berikut ini: <\/p>\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/poulie-fixe-et-poulie-mobile.gif\" alt=\"katrol bergerak dan katrol tetap\" class=\"wp-image-5711\" width=\"188\" height=\"346\"><\/figure>\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-tetap\/\">Katrol tetap<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Artikel ini menjelaskan apa itu katrol bergerak. Dengan demikian, Anda akan mengetahui pengertian katrol bergerak, cara kerja katrol bergerak, dan juga perbedaan katrol bergerak dengan katrol tetap. Apa itu katrol yang bergerak? Katrol bergerak adalah katrol yang bergerak pada saat bekerja. Sederhananya, katrol gerak adalah jenis katrol yang tidak diam ketika digunakan. Biasanya, katrol yang &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/physigeek.com\/id\/katrol-bergerak\/\"> <span class=\"screen-reader-text\">Katrol yang bisa digerakkan<\/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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