The ratio of speeds of electromagnetic waves in vacuum and a medium, having dielectric constant $k$ = 3 and permeability $μ = 2 μ_{0},$ is

$(μ_{0} =permeability of vacuum)$ [2026]

Question

The ratio of speeds of electromagnetic waves in vacuum and a medium, having dielectric constant $k$ = 3 and permeability $μ = 2 μ_{0},$ is

$(μ_{0} =permeability of vacuum)$ [2026]

Smart Achievers · Accepted Answer

(1)

$\frac{C}{V} = μ = \sqrt{ε_{r} μ_{r}}$

$\frac{C}{V} = \sqrt{\frac{3 \times 2}{1}} = \frac{\sqrt{6}}{1}$

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