The electric field of an electromagnetic wave in a vacuum
is
Ey=(25.0V/m)cos((9.78×108)x−ωt),EyE_y=(25.0V/m)cos((9.78×108)x−ωt),
where xx is in mm and tt is in ss.
Part A
What is the wave's wavelength?
Express your answer with the appropriate units.
Part B
What is the wave's frequency?
Express your answer with the appropriate units.
Part C
What is the wave's magnetic field amplitude?
Express your answer with the appropriate units.
The electric field of an electromagnetic wave in a vacuum is Ey=(25.0V/m)cos((9.78×108)x−ωt),EyE_y=(25.0V/m)cos((9.78×108)x−ωt), where xx is in...
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