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Physics
Physics
Problem
In a plane electromagnetic wave travelling in vacuum, the ratio of the magnitude of the electric field
E
E
E
to the magnetic field
B
B
B
is a)
μ
0
ε
0
\sqrt{\dfrac{\mu_0}{\varepsilon_0}}
ε
0
μ
0
b)
c
2
\dfrac{c}{\sqrt{2}}
2
c
c)
c
c
c
d)
2
c
2c
2
c
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