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An electromagnetic wave is represented by the electric field vector E =  E0 nˆ sin[ ωt + (6y - 8z)]  Taking unit vectors in x, y and z directions to be i,j ,k the direction of propagation sˆ , is :

(1)   s = 4k + 3j/5

(2)   s =4j - 3k/5

(3)  s = (-3j + 4k/5)

(4)   s = 3i - 4j/5

1 Answer

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Best answer

Correct option  (3)  s = (-3j + 4k/5)

Explanation:

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