In Vacuum, the Components of an EM Wave Are E_y

question 36

Multiple Choice

In vacuum, the components of an EM wave are E_y = (50 V/m) cos [(5.00 m⁻¹) x + ωt], E_x = 0, and E_z = 0. What is the wavelength of the wave?

• A) 5.00 m
• B) 0.200 m
• C) 1.26 m
• D) 2.52 m
• E) 0.796 m

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