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For an Electromagnetic Wave in Free Space Having An E⃗\vec { E }

Question 47

Multiple Choice

For an electromagnetic wave in free space having an E⃗\vec { E } field of amplitude E1 and a B⃗\vec { B } field of amplitude B1,the ratio of B1 /E1 is equal to


A) c
B) c2
C) 1/c
D) 1/c2
E) c\sqrt { c}

Correct Answer:

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