{"id":3646,"date":"2018-01-17T12:22:22","date_gmt":"2018-01-17T10:22:22","guid":{"rendered":"http:\/\/www.zsvltava.cz\/fyzika\/?p=3646"},"modified":"2025-04-10T09:36:06","modified_gmt":"2025-04-10T07:36:06","slug":"5-prikladu-na-vypocet-tepla","status":"publish","type":"post","link":"https:\/\/www.zsvltava.cz\/fyzika\/?p=3646","title":{"rendered":"5 p\u0159\u00edklad\u016f na v\u00fdpo\u010det tepla"},"content":{"rendered":"
    \n
  1. Do ohn\u011b byly vlo\u017eeny 4 p\u011btisetgramov\u00e9 ty\u010de. Ka\u017ed\u00e1 je z jin\u00e9ho materi\u00e1lu. (Hlin\u00edk, m\u011b\u010f, \u017eelezo, olovo). Ur\u010di jakou m\u011bly v\u00fdslednou teplotu, pokud bylo dod\u00e1no teplo 5000 J. Ty\u010de m\u011bly p\u0159ed zah\u0159\u00edv\u00e1n\u00edm pokojovou teplotu.<\/li>\n
  2. Zah\u0159\u00edv\u00e1me 3 kosti\u010dky (olovo, hlin\u00edk, m\u011b\u010f) stejn\u00e9 hmotnosti 100 g.\n
      \n
    1. Kter\u00e1 ze 3. kosti\u010dek bude m\u00edt b\u011bhem zah\u0159\u00edv\u00e1n\u00ed nejvy\u0161\u0161\u00ed teplotu a pro\u010d?<\/li>\n
    2. Jak\u00e9 teplo bude t\u0159eba dodat pro oh\u0159\u00e1t\u00ed z bodu mrazu na 50 \u00b0C?<\/li>\n<\/li>\n<\/ol>\n<\/li>\n
    3. Jak\u00e9 teplo je t\u0159eba dodat 30 g olova, aby se rozpustilo? Teplota t\u00e1n\u00ed olova je cca 300 \u00b0C<\/li>\n
    4. Jak\u00e9 teplo mus\u00edme dodat 1 litru vody v hrnci pro uveden\u00ed do varu?<\/li>\n
    5. M\u00e1me 2 t\u011blesa. Jedno z hlin\u00edku, jedno ze \u017eeleza. Co mus\u00ed platit, aby m\u011bla t\u011blesa p\u0159i zah\u0159\u00edv\u00e1n\u00ed stejn\u00e9 teploty?<\/li>\n<\/ol>\n
      \n

      M\u011brn\u00e9 tep. kapacity l\u00e1tek [J \/ Kg.\u00b0C]:
      \nOlovo – 129, Hlin\u00edk – 900, \u017delezo – 450, M\u011b\u010f – 380, Voda – 4 200<\/p>\n","protected":false},"excerpt":{"rendered":"

      Do ohn\u011b byly vlo\u017eeny 4 p\u011btisetgramov\u00e9 ty\u010de. Ka\u017ed\u00e1 je z jin\u00e9ho materi\u00e1lu. (Hlin\u00edk, m\u011b\u010f, \u017eelezo, olovo). Ur\u010di jakou m\u011bly v\u00fdslednou teplotu, pokud bylo dod\u00e1no teplo …. <\/p>\n","protected":false},"author":1,"featured_media":3650,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[55,63],"class_list":["post-3646","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-priklady-pro-8-rocnik","tag-priklad","tag-teplo"],"_links":{"self":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts\/3646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3646"}],"version-history":[{"count":0,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts\/3646\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/media\/3650"}],"wp:attachment":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}