Examlex
The magnitude of the Poynting vector of a planar electromagnetic wave has an average value of 0.724 W/m2.What is the maximum value of the magnetic field in the wave? ,
,ε0 = 8.85 × 10-12 C2/N • m2)
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The act of predicting or theorizing about future inventions and technological advancements without concrete evidence.
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