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The Maximum Magnetic Energy Density of a Sinusoidal Electromagnetic Wave B⃗\vec { B }

Question 56

Multiple Choice

The maximum magnetic energy density of a sinusoidal electromagnetic wave is 8.95 × 10-5 J/m3.What is the amplitude of the B⃗\vec { B } field component of this wave? (c = 3.00 × 108 m/s,μ0 = 4π × 10-7 T ∙ m/A,ε0 = 8.85 × 10-12 C2/N ∙ m2)


A) 12.0 μT
B) 13.0 μT
C) 14.0 μT
D) 15.0 μT
E) 16.0 μT

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