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Physics
The amplitudes E0 and B0 of electric and the magnetic component of an electromagnetic wave respectively are related to the velocity c in vacuum as
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Q. The amplitudes $E_0$ and $B_0$ of electric and the magnetic component of an electromagnetic wave respectively are related to the velocity $c$ in vacuum as
KEAM
KEAM 2015
Electromagnetic Waves
A
$E_0 B_0 = \frac{1}{c}$
B
$E_0 = \frac{c}{B_0}$
C
$B_0 = cE_0$
D
$E_0 = cB_0$
E
$E_0 = c^3 B_0$
Solution:
As we know, in electromagnetic waves, speed of light,
$c=\frac{E_{0}}{B_{0}} \Rightarrow E_{0}=C B_{0}$