{"id":102,"date":"2018-09-04T14:02:49","date_gmt":"2018-09-04T12:02:49","guid":{"rendered":"http:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/?page_id=102"},"modified":"2023-01-24T18:11:17","modified_gmt":"2023-01-24T17:11:17","slug":"spojovani-r-a-c","status":"publish","type":"page","link":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/zakladni-elektrotechnicke-soucastky-a-jejich-znaceni-pismeny\/spojovani-r-a-c\/","title":{"rendered":"Spojov\u00e1n\u00ed R a C"},"content":{"rendered":"<p>Tyto sou\u010d\u00e1stky se daj\u00ed spojovat dv\u011bma zp\u016fsoby:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>s\u00e9riov\u011b:<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-752\" src=\"http:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/R_seriove-300x140.png\" alt=\"\" width=\"300\" height=\"140\" srcset=\"https:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/R_seriove-300x140.png 300w, https:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/R_seriove.png 329w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-754\" src=\"http:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/C_seriove-300x160.png\" alt=\"\" width=\"300\" height=\"160\" srcset=\"https:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/C_seriove-300x160.png 300w, https:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/C_seriove.png 307w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>paraleln\u011b<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-757\" src=\"http:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/R_paralelne-1.png\" alt=\"\" width=\"296\" height=\"170\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-758\" src=\"http:\/\/www.krusinsky.cz\/wp-content\/uploads\/2023\/01\/C_paralelne.png\" alt=\"\" width=\"272\" height=\"185\" \/><br \/>\nU rezistor\u016f (Odkaz na zdroj obr\u00e1zk\u016f zapojen\u00ed <a href=\"http:\/\/elektross.gjn.cz\/sesit\/sesit2.html\">zde<\/a>.) se p\u0159i s\u00e9riov\u00e9m spojen\u00ed prost\u011b s\u010d\u00edtaj\u00ed jejich el. odpory. Tzn., kdy\u017e jsou rezistory t\u0159eba 3, tak je to Rc = R1 + R2 + R3<br \/>\nP\u0159i paraleln\u00edm spojen\u00ed se to s\u010d\u00edt\u00e1 takto: Rc = (1\/R1\u00a0\u00a0 +\u00a0\u00a0 1\/R2\u00a0\u00a0 +\u00a0\u00a0 1\/R3)<sup>-1<\/sup><\/p>\n<p>P\u0159.: R1=10 \u03a9\u00a0\u00a0 R2=20 \u03a9\u00a0\u00a0\u00a0 R3=30 \u03a9<br \/>\nRc =(6\/60+3\/60+2\/60)<sup>-1<\/sup><br \/>\nRc =(11\/60)<sup>-1<\/sup><\/p>\n<p>Rc=(60\/11) \u03a9<\/p>\n<p>Rc=5,45454545454545&#8230;&#8230;&#8230;&#8230;..\u00a0 \u03a9\u00a0\u00a0\u00a0 (Periodick\u00e9 nekone\u010dn\u00e9 desetinn\u00e9 \u010d\u00edslo s periodou 45.)<\/p>\n<p><strong>Kdy\u017e jsou rezistory zapojeny v s\u00e9rii, tak se jejich p\u0159id\u00e1v\u00e1n\u00edm do s\u00e9rie celkov\u00fd el. odpor zvy\u0161uje. <\/strong><br \/>\n<strong>Kdy\u017e jsou zapojeny paraleln\u011b, tak se jejich p\u0159id\u00e1v\u00e1n\u00edm el. odpor sni\u017euje.<\/strong><\/p>\n<p>U kondenz\u00e1tor\u016f (Odkaz na zdroj obr\u00e1zk\u016f zapojen\u00ed <a href=\"https:\/\/ach.upol.cz\/ucebnice2\/obvody6.htm\">zde<\/a>.) plat\u00ed stejn\u00e9 v\u00fdpo\u010dty, akor\u00e1t zaprv\u00e9 opa\u010dn\u011b (Tzn. P\u0159i paraleln\u00edm zapojen\u00ed plat\u00ed vzorec \u010d\u00edslo 1 a p\u0159i s\u00e9riov\u00e9m vzorec \u010d\u00edslo 2.) a zadruh\u00e9 se po\u010d\u00edt\u00e1 ne elektrick\u00fd odpor, ale <a title=\"odkaz na str\u00e1nku s dal\u0161\u00edmi veli\u010dinami\" href=\"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/absolutni-zaklady-elektroniky\/dalsi-fyzikalni-dulezite-elektricke-veliciny\/\">elektrick\u00e1 kapacita<\/a>.<\/p>\n<p>Pozn.: To, \u017ee se p\u0159i paraleln\u00edm zapojen\u00ed prost\u011b se\u010dtou kapacity, je pochopiteln\u00e9, proto\u017ee se spojen\u00edm kondenz\u00e1tor\u016f paraleln\u011b jakoby zv\u011bt\u0161\u00ed jejich desky v nich. (Kondenz\u00e1tor m\u00e1 v sob\u011b 2 desky, kter\u00e9 uchov\u00e1vaj\u00ed el. n\u00e1boj. Proud j\u00edm neproch\u00e1z\u00ed. A ty 2 desky jsou odd\u011bleny nevodiv\u00fdm dielektrikem. A plat\u00ed, \u017ee \u010d\u00edm jsou desky v\u011bt\u0161\u00ed a \u010d\u00edm jsou bl\u00ed\u017ee u sebe, t\u00edm je kapacita kondenz\u00e1toru v\u011bt\u0161\u00ed.)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tyto sou\u010d\u00e1stky se daj\u00ed spojovat dv\u011bma zp\u016fsoby: s\u00e9riov\u011b: paraleln\u011b U rezistor\u016f (Odkaz na zdroj obr\u00e1zk\u016f zapojen\u00ed zde.) se p\u0159i s\u00e9riov\u00e9m spojen\u00ed prost\u011b s\u010d\u00edtaj\u00ed jejich el. odpory. Tzn., kdy\u017e jsou rezistory t\u0159eba 3, tak je to Rc = R1 + R2 + R3 P\u0159i paraleln\u00edm spojen\u00ed se to s\u010d\u00edt\u00e1 takto: Rc = (1\/R1\u00a0\u00a0 +\u00a0\u00a0 1\/R2\u00a0\u00a0 +\u00a0\u00a0 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":100,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"class_list":["post-102","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/pages\/102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/comments?post=102"}],"version-history":[{"count":14,"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/pages\/102\/revisions"}],"predecessor-version":[{"id":767,"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/pages\/102\/revisions\/767"}],"up":[{"embeddable":true,"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/pages\/100"}],"wp:attachment":[{"href":"https:\/\/www.krusinsky.cz\/domains\/krusinsky.cz\/wp-json\/wp\/v2\/media?parent=102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}