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

question 6

Multiple Choice

The magnetic field of a plane-polarized electromagnetic wave moving in the z-direction is given by in SI units. Find the average power per square meter carried by the EM wave.

• A) 720 W
• B) 172 W
• C) 500 W
• D) 2 × 10⁷ W
• E) 86 W

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