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map7s
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Homework Statement
Find the electric and magnetic field amplitudes in an electromagnetic wave that has an average energy density of 3.0 J/m3.
Homework Equations
u=1/2 eo E^2 + 1/(2uo) B^2
u=eo E^2
u=B^2 /uo
The Attempt at a Solution
I tried using these equations, but I wasn't getting the right answer. Do I have to change the units or am I just using the wrong equations?