The electric field part of an electromagnetic wave in a medium is represented by E_x = 0; E_y = 2.5 N C [ (2 10^ 6 rad s )t - ( 10^ -2 rad m )x ]; E_z = 0. The wave is:

NEET 2009 Physics question

The electric field part of an electromagnetic wave in a medium is represented by ;

= 2.5\ \ ;

. The wave is:

Answer: (2)

Compare with the standard travelling wave , which moves in the direction (the signs of and are opposite). . 10^{-2}\dfrac{2π}{λ}$

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Question ID VK-090183