404. That’s an error.
The requested URL /translate_c?depth=1&hl=pt-BR&prev=hp&rurl=translate.google.com.br&sl=es&tl=pt-BR&u=http://ocw.mit.edu/resources/res-6-001-electromagnetic-fields-and-energy-spring-2008/chapter-1/&usg=ALkJrhg4DXPcQgo-5A-IlU54j4bfzqywHA
was not found on this server. That’s all we know.