The Magnetic Field of a Plane-Polarized Electromagnetic Wave Moving in the Z-Direction

question 18

Multiple Choice

The magnetic field of a plane-polarized 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

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