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Arrange the following mediums in descending order of speed of light in them.
Water, Flint Glass, Olive oil, Rock Salt
  • a)
    Water > Flint Glass > Rock Salt > Olive Oil
  • b)
    Water > Olive Oil > Rock Salt > Flint Glass
  • c)
    Rock Salt > Olive Oil > Water > Flint Glass
  • d)
    Flint Glass > Olive Oil > Rock Salt > Water
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Arrange the following mediums in descending order of speed of light i...
Speed of light in descending order would be Water > Olive Oil > Rock Salt > Flint Glass.
The speed of light in a medium = Speed of light in vacuum/ Refractive index
Refractive indices of different mediums at room temperature are as such,
Water- 1.33, Olive Oil- 1.44 -1.47, Rock Salt- 1.54, Flint Glass- 1.65
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Arrange the following mediums in descending order of speed of light in them.Water, Flint Glass, Olive oil, Rock Salta)Water > Flint Glass > Rock Salt > Olive Oilb)Water > Olive Oil > Rock Salt > Flint Glassc)Rock Salt > Olive Oil > Water > Flint Glassd)Flint Glass > Olive Oil > Rock Salt > WaterCorrect answer is option 'B'. Can you explain this answer?
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