A plane electromagnetic wave travels in dielectric medium of relative permittivity 9. Relative to free space, the velocity of propagation in the dielectric is - Study24x7
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Priya Sharma
08 Mar 2024 10:55 AM study24x7 study24x7

A plane electromagnetic wave travels in dielectric medium of relative permittivity 9. Relative to free space, the velocity of propagation in the dielectric is

A

increased by a factor of 9

B

increased by a factor of 3

C

unchanged

D

reduced by a factor of 1/3

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