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The velocity of electromagnetic radiation in a medium of permittivity $\in_0$ and permeability $\mu_0$ is given by
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Verified Answer
The correct answer is:
$\frac{1}{\sqrt{\mu_0 \varepsilon_0}}$
$$
v=\frac{1}{\sqrt{\mu_0 \epsilon_0}}
$$
v=\frac{1}{\sqrt{\mu_0 \epsilon_0}}
$$
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