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The rms electric field of an electromagnetic wave increases from 262 to 786 N/C. (a) Determine the wave intensities for the two values
of the electric field. (b) What is the rms magnetic field associated with each electric field? (c) Determine the wave intensity for each
value of the magnetic field.
(a)
S1
i
52-
i
(b)
B₁ = i
B₂ = i
(c)
S3= i
S4=
i
>

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