For an Electromagnetic Wave in Free Space Having an Electric $E$

question 37

Multiple Choice

For an electromagnetic wave in free space having an electric field of amplitude $E$ and a magnetic field of amplitude $B$ , the ratio of $B / E$ is equal to

• A) \(1 / c\)
• B) \(c\)
• C) \(1 / c ^ { 2 }\)
• D) \(c ^ { 2 }\)
• E) \(\sqrt { c }\)

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