8. In a plane electromagnetic wave, the directions of electric field and magnetic field are represented by k and 2i – 2j, respectively. What is the unit vector along direction of propagation of the wave. (f+9)루 (1 2) (2î + 3) 3) (i + 23) 4) (3 + k)

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8. In a plane electromagnetic wave, the directions of electric field and magnetic field are represented by k and 22 – 2î, respectively. What is
the unit vector along direction of propagation of the wave.
1) (i + 3)
2) 능(2i + 3)
3) (i + 23)
4) G+ k)
Transcribed Image Text:8. In a plane electromagnetic wave, the directions of electric field and magnetic field are represented by k and 22 – 2î, respectively. What is the unit vector along direction of propagation of the wave. 1) (i + 3) 2) 능(2i + 3) 3) (i + 23) 4) G+ k)
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