The electric field associated with an electromagnetic wave propagating in a dielectric…
Physics · JEE Advanced · NTA Exams — Electromagnetic Waves
The electric field associated with an electromagnetic wave propagating in a dielectric medium is given by \(\vec{E}=30(2 \hat{x}+\hat{y}) \sin \left[2 \pi\left(5 \times 10^{14} t-\frac{10^{7}}{3} z\right)\right] \mathrm{Vm}^{-1} .\) Which of the following option(s) is(are) correct?
[Given : The speed of light in vacuum, c = 3 × 108 m s–1]
[Given : The speed of light in vacuum, c = 3 × 108 m s–1]
- The wave is polarized in the xy-plane with polarization angle 30° with respect to the x-axis.
- The refractive index of the medium is 2 .
Answer
(D) The refractive index of the medium is 2 .
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