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Title: At a certain instant in time, the field of an electromagnetic wave in a vacuum points in the -z ... Post by: Chery on Dec 5, 2016 At a certain instant in time, the field of an electromagnetic wave in a vacuum points in the -z direction, and the field points in the +y direction. In what direction is this wave traveling?
A) +x direction B) -x direction C) +y direction D) -z direction E) +z direction Title: Re: At a certain instant in time, the field of an electromagnetic wave in a vacuum points in the -z ... Post by: lyall on Dec 5, 2016 Content hidden
Title: Re: At a certain instant in time, the field of an electromagnetic wave in a vacuum points in the -z ... Post by: Chery on Jan 13, 2017 I needed this so much, thanks
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