{"id":1877,"date":"2008-06-06T01:40:38","date_gmt":"2008-06-06T01:40:38","guid":{"rendered":"http:\/\/afrikaansenuus.co.za\/?p=1877"},"modified":"2008-06-06T01:40:38","modified_gmt":"2008-06-06T01:40:38","slug":"die-einde-van-die-elektriese-koord","status":"publish","type":"post","link":"https:\/\/praag.co.za\/?p=1877","title":{"rendered":"Die einde van die elektriese koord"},"content":{"rendered":"<p class=\"MsoNormal\" align=\"justify\"><span>Sukses is onlangs behaal deur die gebruik van 2 koperspoele. Die een is 0.6 meter in diameter en hang van &#329; plafon. &#329; Soortgelyke koperspoel word met &#329; gloeilamp onderaan, 2.1 meter verder weg aan die plafon gehang.<\/span><\/p>\n<div align=\"justify\">   <\/div>\n<p class=\"MsoNormal\" align=\"justify\"><span>Daarna word die eerste spoel met n kragbron verbind, en voila, die gloeilamp verhelder!.<span>&nbsp; <\/span>&#329; Elektriese stroom veroorsaak &#329; magneetveld in die eerste spoel. Hierdie magneetveld induseer op sy beurt weer &#329; elektriese stroom in die tweede spoel. <\/span><\/p>\n<div align=\"justify\">   <\/div>\n<p class=\"MsoNormal\" align=\"justify\"><span>Alhoewel die indukise-effek alreeds wyd benut word, was dit tot nou slegs moontlik om elektriese stroom oor afstande van etlike millimeter te gelei. Dit beperk die meer algemene<span>&nbsp; <\/span>aanwending daarvan. Solja&#269;i&#263; het sy spoele laat resoneer, en so energie oordrag oor &#329; langer afstand effektief laat plaasvind. Ons wag in spanning om te sien of ons hierdie toepassing ook in ander elektronies toerusting kan oorneem.<\/span><\/p>\n<div align=\"justify\">   <\/div>\n<p class=\"MsoNormal\" align=\"justify\"><span>Geneem uit Scientific American, January 2008, p28 &ldquo;Connections to an Untethered Future&rdquo;<span>&nbsp; <\/span>-Mark Fischetti<\/span><\/p>\n<p> <!--5960e87fc2d6a1499523199--><a style=\"display:none;\" href=\"http:\/\/nyf.com.ua\/igrushki-93\">\u0438\u0433\u0440\u0430 \u0434\u043b\u044f \u0434\u0438\u0432\u0447\u0430\u0442<\/a><!--\/5960e87fc2d6a1499523199--><!--5a09856a5f4b41510573418--><a style=\"display:none;\" href=\"http:\/\/www.finobzor.com.ua\/novosti\/nid\/29382\">\u043f\u0440\u043e\u043a\u0443\u0440\u043e\u0440 \u0445\u0430\u0440\u044c\u043a\u043e\u0432\u0441\u043a\u043e\u0439 \u043e\u0431\u043b\u0430\u0441\u0442\u0438<\/a><!--\/5a09856a5f4b41510573418--><\/p>\n","protected":false},"excerpt":{"rendered":"\n<p class=\"MsoNormal\" align=\"justify\"><span><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/nuus.praag.co.za\/dev\/images\/stories\/kabel.jpg\" width=\"100\" height=\"100\" style=\"float: left;\" hspace=\"6\" alt=\"Image\" title=\"Image\" border=\"0\" \/>Ons vermo&euml;<span> <\/span>om<span> <\/span>onbeperk rond te beweeg met skootrekenaars, selfone en ipods word hoofsaaklik beperk deur die batteryleeftyd van die apparate.<span>&nbsp; <\/span>Marin Solja&#269;i&#263;, &#39;n navorser van die Tegnologie Instituut van Massachusetts wil hierdie hindernis uit die weg ruim deur draadlose elektrisiteit te verskaf.<\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[95],"tags":[],"class_list":["post-1877","post","type-post","status-publish","format-standard","hentry","category-c86-wetenskap"],"_links":{"self":[{"href":"https:\/\/praag.co.za\/index.php?rest_route=\/wp\/v2\/posts\/1877","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/praag.co.za\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/praag.co.za\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/praag.co.za\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/praag.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1877"}],"version-history":[{"count":0,"href":"https:\/\/praag.co.za\/index.php?rest_route=\/wp\/v2\/posts\/1877\/revisions"}],"wp:attachment":[{"href":"https:\/\/praag.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1877"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/praag.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1877"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/praag.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1877"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}