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How are the magnitudes of the electric a...

How are the magnitudes of the electric and magnetic fields related to the velocity of the electromagnetic wave?

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`E_(0)=cB_(0) or c=(E_(0))/(B_(0))`
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(a) An e.m. wave is travelling in a medium with a velocity vecv=vhati .Draw a sketch showing the propagation of the e.m. wave, indicating the direction of the oscillating electric and magentic fields. (b) How are the magnitudes of the electric and magnetic fields related to the velocity of the e.m. wave?

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U-LIKE SERIES-ELECTROMAGNETIC WAVES-VERY SHORT ANSWER QUESTIONS
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