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Physics
Physics
Problem
Show that the electric field
E
(
x
,
t
)
=
E
0
sin
(
k
x
−
ω
t
)
E(x,t)=E_0 \sin (kx-\omega t)
E
(
x
,
t
)
=
E
0
sin
(
k
x
−
ω
t
)
satisfies the one-dimensional electromagnetic wave equation in free space, and hence obtain the speed of the wave in terms of
μ
0
\mu_0
μ
0
and
ε
0
\varepsilon_0
ε
0
.
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