Electromagnetic Waves

Question: If c is the speed of electromagnetic waves in vacuum, its speed in a medium of dielectric constant K and relative permeability ${\mu _r}$ is

1) $v = \frac{1}{{\sqrt {{\mu _r}K} }}$

2) $v = c\sqrt {{\mu _r}K} $

3) $v = \frac{c}{{\sqrt {{\mu _r}K} }}$

4) $v = \frac{K}{{\sqrt {{\mu _r}C} }}$

Solution:

Explanation: No Explanation

E-M Waves Wave Optics

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