GK
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Light travels through a liquid at 2.25 EE 8 m/s. What is the index of the liquid?
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1.33
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1.0
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1.523
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2.45
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Explanation:
Detailed explanation-1: -Ans: Refractive Index of water is 1.33. Q. The speed of light in water is 2.25 × 108 m/s.
Detailed explanation-2: -Refractive index is also equal to the velocity of light c of a given wavelength in empty space divided by its velocity v in a substance, or n = c/v.
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