steph6836 steph6836

16-12-2022
Physics

Answered

The y component of the electric field of an electromagnetic wave traveling in the +x direction through vacuum obeys the equation Ey = (375 N/C) cos[kx - (2.20 Ã 10^14 rad/s)t]. What is the wavelength of this electromagnetic
wave? (c = 3.0 x 10^8 m/s)
A) 0.272 Î¼m
B) 1.36 Î¼m
C) 2.72 Î¼m
D) 8.57 Î¼m
E) 17.1 Î¼m

Answer :

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