Engineering Board Exam Reviewer · Physics · medium
What is the speed of light in water (n = 1.33)?
- 3.990 × 108 m/s
- 2.256 × 108 m/s
- 3.000 × 108 m/s
- 1.696 × 108 m/s
Answer
B. 2.256 × 108 m/s
Solution
v = c/n = 3 × 108/1.33 = 2.256 × 108 m/s.
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