In a plane electromagnetic wave, the directions of electric field and magnetic field are represented by k ^ and 2 i ^ - 2 j ^ , respectively. What is the unit vector along direction of propagation of

Question

In a plane electromagnetic wave, the directions of electric field and magnetic field are represented by k ^ and 2 i ^ - 2 j ^ , respectively. What is the unit vector along direction of propagation of the wave.

TestHub · Accepted Answer

E → × B → ‖ C → E ^ × B ^ = 1 2 i ^ j ^ k ^ 0 0 1 1 - 1 0 = i ^ + j ^ 2 ⇒ c ^ = i ^ + j ^ 2

Physics - EM Waves Question with Solution | TestHub

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