Multiple Choice
In vacuum, the components of an EM wave are Ey = (50 V/m) cos [(5.00 m−1) x + ωt], Ex = 0, and Ez = 0. What is ω?
A) 1.50 × 109 rad/s
B) l.20 × 109 rad/s
C) 1.00 × 109 rad/s
D) 8.00 × 108 rad/s
E) More information is needed.
Correct Answer:

Verified
Correct Answer:
Verified
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