A student measures the absolute refractive index of water as 1.33. What does this mean regarding the speed of light in water compared with air?

Subject: General Awareness | Topic: Science | Difficulty: MEDIUM

Options

1. (A) The speed of light is the same in both water and air.
2. (B) Light cannot travel through water in any situation.
3. (C) Light travels faster in water than in air by a factor of 1.33.
4. (D) Light travels slower in water than in air by a factor of 1.33.

Verified Answer

Option (D): Light travels slower in water than in air by a factor of 1.33.

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