The electric field associated with an electromagnetic wave propagating in a dielectric medium is given by \overrightarrow{E}=30(2 \stackrel{\^}{x}+\stackrel{\^}{y}) \sin [2 \pi (5 \times 10^{14} t-\frac{10^7}{3} z) ] V^{-1}. Which of the following option(s) is(are) correct? [Given: The speed of light in vacuum, c=3 \times 10^8 {\ms}^{-1} ] [JEE Adv 2023 P2]

B_x=-2 \times 10^{-7} \sin [2 \pi (5 \times 10^{14} t-\frac{10^7}{3} z) ] {\Wb} {\m}^{-2}

B_y=2 \times 10^{-7} \sin [2 \pi (5 \times 10^{14} t-\frac{10^7}{3} z) ] {\Wb} {\m}^{-2}

The wave is polarized in the x y-plane with polarization angle 30^{\circ} with respect to the x-axis

The refractive index of the medium is 2

Electromagnetic Waves

Section: Physics

Question : 2 of 6

Marks: +1, -0

The electric field associated with an electromagnetic wave propagating in a dielectric medium is given by

→

=30(2

)sin‌[2π(5×1014t−‌

107

z)]V−1

. Which of the following option(s) is(are) correct? [Given: The speed of light in vacuum, c=3×108ms−1 ]

[JEE Adv 2023 P2]

Bx=−2×10−7sin‌[2π(5×1014t−‌
107
3
z)]‌Wb‌m−2
By=2×10−7sin‌[2π(5×1014t−‌
107
3
z)]‌Wb‌m−2
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

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