The%20electric%20field%20in%20an%20EM%20wave%20traveling%20northward%20oscillates%20up%20and%20down.%20In%20what%20plane%20does%20the%20magnetic%20field%20oscillate?
https://www.powershow.com/view1/c0869-ZDc1Z/The_20electric_20field_20in_20an_20EM_20wave_20traveling_20northward_20oscillates_20up_20and_20down_20In_20what_20plane_20does_20the_20magnetic_20field_20oscillate_powerpoint_ppt_presentation
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