A plane wave propagating in the dielectric medium has an electric field given as Ex = E0 cos (3 × 1010 t - 100 z). The dielectric constant of the medium is:

A plane wave propagating in the dielectric medium has an electric fiel

1.	A plane wave propagating in the dielectric medium has an electric field given as Ex = E0 cos (3 × 1010 t - 100 z). The dielectric constant of the medium is:
A.	1.33
B.	1
C.	1.01
D.	2.15
Answer» C. 1.01

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A plane wave propagating in the dielectric medium has an electric field given as Ex = E0 cos (3 × 1010 t - 100 z). The dielectric constant of the medium is:

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