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ppk ppk
wrote...
Valued Member
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Posts: 3560
12 years ago
The speed of light in a certain medium is 2.2 × 108 m/s. What is the index of refraction of this medium?
A) 1.0
B) 1.2
C) 1.4
D) 1.6
E) 1.8
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wrote...
12 years ago
C
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