{"id":4205,"date":"2018-09-06T18:10:50","date_gmt":"2018-09-06T18:10:50","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=4205"},"modified":"2024-08-22T13:43:06","modified_gmt":"2024-08-22T13:43:06","slug":"eletrostatica-05-superficies-equipotenciais-trabalho-da-forca-eletrostatica","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/formulario\/eletrostatica-05-superficies-equipotenciais-trabalho-da-forca-eletrostatica\/","title":{"rendered":"Eletrost\u00e1tica 05 – Superf\u00edcies Equipotenciais \u2013 Trabalho da For\u00e7a Eletrost\u00e1tica"},"content":{"rendered":"

Formul\u00e1rio completo de F\u00edsica com informa\u00e7\u00f5es \u00fateis <\/b><\/span><\/span><\/span><\/p>\n

(Dicas para vestibulares)<\/b><\/span><\/span><\/span><\/p>\n

Eletrost\u00e1tica 05<\/b><\/span><\/span><\/span><\/p>\n

Superf\u00edcies Equipotenciais \u2013 Trabalho da For\u00e7a Eletrost\u00e1tica<\/b><\/span><\/span><\/span><\/p>\n

Defini\u00e7\u00e3o de linhas de campo e de superf\u00edcie equipotencial<\/b><\/span><\/span><\/span><\/p>\n

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Superf\u00edcies equipotenciais e linhas de for\u00e7a de uma carga puntiforme Q<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n

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Superf\u00edcies equipotenciais de um\u00a0Campo El\u00e9trico Uniforme<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n

<\/p>\n

Express\u00f5es do trabalho W e da diferen\u00e7a de potencial U de um campo el\u00e9trico vari\u00e1vel e de um campo el\u00e9trico uniforme<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n

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<\/p>\n

Informa\u00e7\u00f5es \u00fateis <\/b><\/span><\/span><\/span>(dicas para vestibulares)<\/b><\/span><\/span><\/span><\/p>\n

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<\/p>\n

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El\u00e9tron-volt (eV)<\/b><\/span><\/span>\u00a0\u00a0<\/b><\/span><\/span>\u00a0 corresponde ao\u00a0<\/b><\/span><\/span>trabalho realizado<\/b><\/span><\/span>, quando <\/b><\/span><\/span>1 el\u00e9tron<\/b><\/span><\/span> abandonado do<\/b><\/span><\/span>\u00a0<\/b><\/span><\/span>repouso em um ponto A de um campo el\u00e9trico, desloca-se espontaneamente at\u00e9 um ponto B,<\/b><\/span><\/span> de modo que <\/b><\/span><\/span>V<\/b><\/span><\/span>A<\/b><\/span><\/sub><\/span>\u00a0\u2013 V<\/b><\/span><\/span>B<\/b><\/span><\/sub><\/span>\u00a0= 1V<\/b><\/span><\/span>\u00a0<\/b><\/span><\/span>\u00a0<\/b><\/span><\/span>\u00a0\u00a0<\/b><\/span><\/span>W<\/b><\/span><\/span>AB<\/b><\/span><\/sub><\/span>=q(V<\/b><\/span><\/span>A<\/b><\/span><\/sub><\/span>\u00a0\u2013 V<\/b><\/span><\/span>B<\/b><\/span><\/sub><\/span>)\u00a0<\/b><\/span><\/span>= 1,6.10<\/b><\/span><\/span>-19<\/b><\/span><\/sup><\/span>.1\u00a0\u00a0<\/b><\/span><\/span>\u00a0<\/b><\/span><\/span>1 eV=1,6.10<\/b><\/span><\/span><\/span>-19<\/b><\/span><\/span><\/sup><\/span> J.<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n

Pela express\u00e3o\u00a0<\/b><\/span><\/span>W<\/b><\/span><\/span>AB<\/b><\/span><\/sub><\/span>\u00a0= q(V<\/b><\/span><\/span>A<\/b><\/span><\/sub><\/span>\u00a0\u2013 V<\/b><\/span><\/span>B<\/b><\/span><\/sub><\/span>)<\/b><\/span><\/span>,<\/b><\/span><\/span>\u00a0se os\u00a0<\/b><\/span><\/span>pontos A e B<\/b><\/span><\/span> estiverem <\/b><\/span><\/span>sobre a mesma superf\u00edcie<\/b><\/span><\/span><\/span><\/span><\/p>\n

<\/a> equipotencial (V<\/b><\/span><\/span>A<\/b><\/span><\/sub><\/span>\u00a0= V<\/b><\/span><\/span>B<\/b><\/span><\/sub><\/span>\u00a0= V),<\/b><\/span><\/span>\u00a0o\u00a0<\/b><\/span><\/span>trabalho da for\u00e7a el\u00e9trica nesse deslocamento ser\u00e1 <\/b><\/span><\/span>nulo<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span>pois,\u00a0<\/b><\/span><\/span>W<\/b><\/span><\/span><\/span>AB<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>= q.(V \u2013 V) = q.0 <\/b><\/span><\/span>= 0.<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

Formul\u00e1rio completo de F\u00edsica com informa\u00e7\u00f5es \u00fateis (Dicas para vestibulares) Eletrost\u00e1tica 05 Superf\u00edcies Equipotenciais \u2013 Trabalho da For\u00e7a Eletrost\u00e1tica Defini\u00e7\u00e3o de linhas de campo e de superf\u00edcie equipotencial Superf\u00edcies equipotenciais e linhas de for\u00e7a de uma carga puntiforme Q Superf\u00edcies equipotenciais de um\u00a0Campo El\u00e9trico Uniforme Express\u00f5es do trabalho W e da diferen\u00e7a de potencial U de um campo el\u00e9trico vari\u00e1vel<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":3987,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-4205","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/4205","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/comments?post=4205"}],"version-history":[{"count":1,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/4205\/revisions"}],"predecessor-version":[{"id":4206,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/4205\/revisions\/4206"}],"up":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/3987"}],"wp:attachment":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/media?parent=4205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}