Answered: An electromagnetic wave has an electric…

An electromagnetic wave has an electric field with an rms value of 176.8 N/C. What is the intensity of the wave? 120 W/m² 77.5 W/m² 66.9 W/m² 83.0 W/m² 41.5 W/m²

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter34: Maxwell’s Equations And Electromagnetic Waves

Section34.4: Electromagnetic Waves

Problem 34.3CE: The electric part of an electromagnetic wave is given by E(x, t) = 0.75 sin (0.30x t) V/m in SI...

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Question

An electromagnetic wave has an electric field with an rms value of 176.8 N/C. What is the intensity of the wave?
120 W/m²
77.5 W/m²
66.9 W/m²
83.0 W/m²
41.5 W/m²

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