Multiple Choice
The magnetic field of a plane-polarised electromagnetic wave moving in the z-direction is given by in SI units.What is the speed of the EM wave? 
A) 3 * 108 m/s
B) 100 m/s
C) 106 m/s
D) 2 *107 m/s
E) 2 *108 m/s
Correct Answer:
Verified
Correct Answer:
Verified
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