{"id":1894,"date":"2023-01-05T17:00:00","date_gmt":"2023-01-05T16:00:00","guid":{"rendered":"https:\/\/technischemechanik.com\/?p=1894"},"modified":"2023-01-05T14:41:32","modified_gmt":"2023-01-05T13:41:32","slug":"relativkinetik-drehkran-mit-wagen","status":"publish","type":"post","link":"https:\/\/technischemechanik.com\/en\/2023\/01\/05\/relativkinetik-drehkran-mit-wagen\/","title":{"rendered":"Relativkinetik: Drehkran mit Wagen"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Herzlich Willkommen!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Im heutigen Beitrag geht es wieder um einen Klassiker der Relativkinetik, n\u00e4mlich einen Drehkran mit einem an Seilen gef\u00fchrten Wagen. <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Ein Drehkran laut Skizze ist gegeben. Der Wagen (1) darf n\u00e4herungsweise als Punktmasse m betrachtet werden, deren Ortsvektor r, Geschwindigkeit r\u02d9 und Beschleunigung r\u00a8 gegeben sind, und die zudem abhebesicher und reibungsfrei gef\u00fchrt ist. Der Schwenkarm (2) bewegt sich entlang des Winkels \u03d5 mit der Winkelgeschwindigkeit \u03d5\u02d9 und der Winkelbeschleunigung \u03d5\u00a8. Die Drehs\u00e4ule (3) rotiert mit der Winkelgeschwindigkeit \u03a9 und der Winkelbeschleunigung \u03a9\u02d9. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ges.: <br>*Die Differenz der Seilkr\u00e4fte S2\u2212S1. <br>*Die Kraft des Schwenkarmes auf den Wagen.<\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"712\" height=\"672\" data-attachment-id=\"1895\" data-permalink=\"https:\/\/technischemechanik.com\/en\/2023\/01\/05\/relativkinetik-drehkran-mit-wagen\/relativkinetik_2014_06_12\/\" data-orig-file=\"https:\/\/i0.wp.com\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_2014_06_12.jpg?fit=788%2C744&amp;ssl=1\" data-orig-size=\"788,744\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Relativkinetik_2014_06_12\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_2014_06_12.jpg?fit=712%2C672&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_2014_06_12.jpg?resize=712%2C672&#038;ssl=1\" alt=\"\" class=\"wp-image-1895\" srcset=\"https:\/\/i0.wp.com\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_2014_06_12.jpg?w=788&amp;ssl=1 788w, https:\/\/i0.wp.com\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_2014_06_12.jpg?resize=300%2C283&amp;ssl=1 300w, https:\/\/i0.wp.com\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_2014_06_12.jpg?resize=768%2C725&amp;ssl=1 768w\" sizes=\"auto, (max-width: 712px) 100vw, 712px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Hier wie gewohnt zuerst einmal die Angabe zum Download:<\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_R12.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of Relativkinetik_R12.\"><\/object><a id=\"wp-block-file--media-48c4727c-8c47-4f76-bf95-4e0c62853d74\" href=\"https:\/\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_R12.pdf\">Relativkinetik_R12<\/a><a href=\"https:\/\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik_R12.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-48c4727c-8c47-4f76-bf95-4e0c62853d74\">Herunterladen<\/a><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Dieses Beispiel ist ziemlich Standard, was den Rechenweg betrifft. Wir m\u00fcssen uns nur zuerst auf ein Relativsystem festlegen. Zwei offensichtliche M\u00f6glichkeiten daf\u00fcr bespreche ich im Video. Danach stellen wir den Ortsvektor sowie den Vektor der F\u00fchrungsrotation auf und bestimmen s\u00e4mtliche Beschleunigungen. Im Anschluss rechnen wir \u00fcber den Schwerpunktsatz die gesuchten Kr\u00e4fte aus. Klingt einfach? Ist es im Grunde auch. Die Details zur Rechnung erfahrt ihr wie immer im Video. Wenn ihr lieber zuerst selbst gr\u00fcbelt, k\u00f6nnt ihr nat\u00fcrlich auch gerne den Rechenweg als pdf herunterladen. Viel Spa\u00df mit dem Beispiel!<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-handler-einbetten wp-block-embed-handler-einbetten wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"712\" height=\"401\" src=\"https:\/\/www.youtube.com\/embed\/xlNEp-0wyUg?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=en-GB&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span>\n<\/div><\/figure>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/R12.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of R12.\"><\/object><a id=\"wp-block-file--media-48c4727c-8c47-4f76-bf95-4e0c62853d74\" href=\"https:\/\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/R12.pdf\">R12<\/a><a href=\"https:\/\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/R12.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-48c4727c-8c47-4f76-bf95-4e0c62853d74\">Herunterladen<\/a><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Bei Fragen oder Anmerkungen zu Beispiel oder Rechenweg seid ihr herzlich eingeladen einen Kommentar zu hinterlassen. Ich freue mich jederzeit \u00fcber Fragen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hat euch dieser Beitrag gefallen? Dann lasst bitte ein Like hier auf dem Blog und auf YouTube da. Wenn ich euch bei einem konkreten Problem helfen konnte, bitte sagt in den Kommentaren bescheid &#8211; ich w\u00fcrde sehr gerne wissen auf welche verschiedenen Arten die Inhalte hier n\u00fctzlich sind. Abonniert auch unbedingt meinen YouTube-Kanal um kein Video mehr zu verpassen. Vielen Dank!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bis bald,<br>Markus <\/p>\n\n\n<div class=\"crowdsignal-feedback-wrapper\" data-crowdsignal-feedback=\"{&quot;feedbackPlaceholder&quot;:&quot;Sag mir bitte was dir besonders gefallen hat und was ich verbessern soll! Vielen Dank!&quot;,&quot;submitText&quot;:&quot;Danke f\\u00fcr dein Feedback!&quot;,&quot;surveyId&quot;:2705235,&quot;title&quot;:&quot;Feedback&quot;,&quot;emailResponses&quot;:false,&quot;emailPlaceholder&quot;:&quot;Your Email&quot;,&quot;emailRequired&quot;:false,&quot;header&quot;:&quot;\\ud83d\\udc4b Hey there!&quot;,&quot;hideBranding&quot;:false,&quot;hideTriggerShadow&quot;:false,&quot;submitButtonLabel&quot;:&quot;Submit&quot;,&quot;toggleOn&quot;:&quot;click&quot;,&quot;triggerLabel&quot;:&quot;Feedback&quot;,&quot;x&quot;:&quot;left&quot;,&quot;y&quot;:&quot;bottom&quot;,&quot;status&quot;:&quot;open&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;nonce&quot;:&quot;8c46fdffa2&quot;}\"><\/div>\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\"><div class=\"crowdsignal-vote-wrapper\" data-crowdsignal-vote=\"{&quot;pollId&quot;:&quot;29311620-3302-4a28-8c62-34c614948b60&quot;,&quot;title&quot;:&quot;Unbenannte Abstimmung 20&quot;,&quot;hideBranding&quot;:false,&quot;pollStatus&quot;:&quot;open&quot;,&quot;size&quot;:&quot;medium&quot;,&quot;borderWidth&quot;:1,&quot;borderRadius&quot;:5,&quot;hideResults&quot;:false,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;apiPollData&quot;:{&quot;id&quot;:11279461,&quot;question&quot;:&quot;&quot;,&quot;note&quot;:&quot;&quot;,&quot;settings&quot;:{&quot;title&quot;:&quot;Unbenannte Abstimmung 20&quot;,&quot;after_vote&quot;:&quot;results&quot;,&quot;after_message&quot;:&quot;&quot;,&quot;randomize_answers&quot;:false,&quot;restrict_vote_repeat&quot;:false,&quot;captcha&quot;:false,&quot;multiple_choice&quot;:false,&quot;redirect_url&quot;:&quot;&quot;,&quot;close_status&quot;:&quot;open&quot;,&quot;close_after&quot;:false},&quot;answers&quot;:[{&quot;answer_text&quot;:&quot;up&quot;,&quot;id&quot;:51492103,&quot;client_id&quot;:&quot;4ae8e890-5309-41a3-bae2-719a23a5da36&quot;},{&quot;answer_text&quot;:&quot;down&quot;,&quot;id&quot;:51492104,&quot;client_id&quot;:&quot;b583d8b0-1c19-492c-a781-9f4dfba236ce&quot;}],&quot;source_link&quot;:&quot;https:\\\/\\\/technischemechanik.com&quot;,&quot;client_id&quot;:&quot;29311620-3302-4a28-8c62-34c614948b60&quot;}}\">\n<div data-crowdsignal-vote-item=\"{&quot;answerId&quot;:&quot;4ae8e890-5309-41a3-bae2-719a23a5da36&quot;,&quot;type&quot;:&quot;up&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true}}\"><\/div>\n\n<div data-crowdsignal-vote-item=\"{&quot;answerId&quot;:&quot;b583d8b0-1c19-492c-a781-9f4dfba236ce&quot;,&quot;type&quot;:&quot;down&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true}}\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\"><div class=\"crowdsignal-applause-wrapper\" data-crowdsignal-applause=\"{&quot;pollId&quot;:&quot;94052372-60ee-4246-bdb3-b44cfaeeec3b&quot;,&quot;title&quot;:&quot;Unbenannter Applaus&quot;,&quot;answerId&quot;:&quot;4951fcb8-b48f-428e-82e4-90330cd7aed6&quot;,&quot;hideBranding&quot;:false,&quot;size&quot;:&quot;medium&quot;,&quot;pollStatus&quot;:&quot;open&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;apiPollData&quot;:{&quot;id&quot;:11279462,&quot;question&quot;:&quot;&quot;,&quot;note&quot;:&quot;&quot;,&quot;settings&quot;:{&quot;title&quot;:&quot;Unbenannter Applaus&quot;,&quot;after_vote&quot;:&quot;results&quot;,&quot;after_message&quot;:&quot;&quot;,&quot;randomize_answers&quot;:false,&quot;restrict_vote_repeat&quot;:false,&quot;captcha&quot;:false,&quot;multiple_choice&quot;:false,&quot;redirect_url&quot;:&quot;&quot;,&quot;close_status&quot;:&quot;open&quot;,&quot;close_after&quot;:false},&quot;answers&quot;:[{&quot;answer_text&quot;:&quot;clap&quot;,&quot;id&quot;:51492105,&quot;client_id&quot;:&quot;4951fcb8-b48f-428e-82e4-90330cd7aed6&quot;}],&quot;source_link&quot;:&quot;https:\\\/\\\/technischemechanik.com&quot;,&quot;client_id&quot;:&quot;94052372-60ee-4246-bdb3-b44cfaeeec3b&quot;}}\"><\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Herzlich Willkommen! Im heutigen Beitrag geht es wieder um einen Klassiker der Relativkinetik, n\u00e4mlich einen Drehkran mit einem an Seilen gef\u00fchrten Wagen. Ein Drehkran laut Skizze ist gegeben. Der Wagen (1) darf n\u00e4herungsweise als Punktmasse m betrachtet werden, deren Ortsvektor r, Geschwindigkeit r\u02d9 und Beschleunigung r\u00a8 gegeben sind, und die zudem abhebesicher und reibungsfrei gef\u00fchrt &hellip; <a href=\"https:\/\/technischemechanik.com\/en\/2023\/01\/05\/relativkinetik-drehkran-mit-wagen\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Relativkinetik: Drehkran mit Wagen<\/span><\/a><\/p>","protected":false},"author":110396568,"featured_media":1899,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_crdt_document":"","advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[2602546,1145536,727213054],"tags":[25466,2245662,7978,750913297,14741952,100678,35890,750913306,350894,166867,5481156,911145,113216,19668,8207,5685069,662707,21322,720191,1213491,143003,10126,67765249,73726871,727213065,727213063,750913305,161115,750913295,2411,1121513,727213064,82782145,4159057,13416281,1097356,2722,33601,202894,1268153],"class_list":["post-1894","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ubungsaufgaben","category-dynamik","category-relativkinetik","tag-beispiel","tag-beschleunigung","tag-bildung","tag-dynamik","tag-einfach-erklart","tag-einfuhrung","tag-featured","tag-freikorperbild","tag-grundlagen","tag-hochschule","tag-kinetik","tag-klausur","tag-kraft","tag-lehrer","tag-lernen","tag-lernhilfe","tag-maschinenbau","tag-mathematik","tag-mechanik","tag-nachhilfe","tag-newton","tag-physik","tag-physik-grundlagen","tag-physik-nachhilfe","tag-relative-kinetics","tag-relativkinematik","tag-relativkinetik","tag-screencast","tag-statik","tag-studium","tag-technische-mechanik","tag-technische-mechanik-1","tag-technische-mechanik-3","tag-the-mechanik","tag-tm-3","tag-tm1","tag-uni","tag-universitat","tag-vektoren","tag-verstehen"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/technischemechanik.com\/wp-content\/uploads\/2023\/01\/Relativkinetik-R12.png?fit=1280%2C720&ssl=1","jetpack_likes_enabled":true,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p7UJuu-uy","jetpack-related-posts":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/posts\/1894","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/users\/110396568"}],"replies":[{"embeddable":true,"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/comments?post=1894"}],"version-history":[{"count":2,"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/posts\/1894\/revisions"}],"predecessor-version":[{"id":1900,"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/posts\/1894\/revisions\/1900"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/media\/1899"}],"wp:attachment":[{"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/media?parent=1894"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/categories?post=1894"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/technischemechanik.com\/en\/wp-json\/wp\/v2\/tags?post=1894"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}