Nashae4542 Nashae4542

20-02-2024
Physics

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A traveling electromagnetic wave in a vacuum has an electric field amplitude of 85.1 v/m. calculate the intensity S of this wave. then, determine the amount of energy U that flows through area of 0.0255 m² over an interval of 18.3 s, assuming that the area is perpendicular to the direction of wave propagation.

S = __________W/m²

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