| Problem 8: The electric field in an electromagnetic wave is in the y-direction and described by Ey = Eocos(kx - wt), where Eo = 145 N/C. Randomized Variables Eo=145 N/C

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
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Chapter16: Electromagnetic Waves
Section: Chapter Questions
Problem 59P: What is the intensity of an electromagnetic wave with a peak electric field strength of 125 Vim?
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Problem 8:

Part (a)  Express the amplitude of the magnetic field, B0, in terms of E0 and the speed of light c

B0 = ______

Part (b)  Find the intensity of the electromagnetic wave, I, in terms of E0c, and the permeability of free space μ0.

I = ______

Part (c)  Solve for the numerical value of I in watts per square meter.  

I = ______

Problem 8: The electric field in an electromagnetic wave is in the y-direction and described by Ey = Eocos(kx - wt), where Eo = 145 N/C.
Randomized Variables
Eo = 145 N/C
Transcribed Image Text:Problem 8: The electric field in an electromagnetic wave is in the y-direction and described by Ey = Eocos(kx - wt), where Eo = 145 N/C. Randomized Variables Eo = 145 N/C
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