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Physics 16 Online
OpenStudy (anonymous):

why electrical and magnetic wave are mutually perpendicular in an e.m wave

OpenStudy (vincent-lyon.fr):

Because of Maxwell-Faraday's equation and its geometrical implications : \(\vec {curl} \;\vec E=-\partial\vec B/\partial t\)

OpenStudy (anonymous):

A changing electric field produces a magnetic field at right angles to it and a changing magnetic field produces a electric field at right angles to it.

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