What are the speed, direction of propagation and polarization of an electromagnetic wave whose electric field is given below ? e = 4 e cos (3x + 4y 500 t) e, 3

What are the speed, direction of propagation and polarization of an electromagnetic wave whose electric field is given below ? E = 4 E cos (3x + 4y 500 t) E, 3 E cos (3x + 4y 500 t + T) E = 0 It is perpendicular to the direction of propagation. 2. (A) It is parallel to the direction of propagation. (B) (C) This electromagnetic wave is linearly polarized with angle . (D) None of these