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Juhi Gulzar Walla
Asked: 2022-11-04T19:09:45+05:30 In:

Find the velocity of light in water, if its velocity in glass of refractive index 1.5 is `2 xx 10^(8)m//s`. The refractive index of water is 1.33.
A. `1.25 xx 10^(8)m//s`
B. `2.20 xx 10^(8) m//s`
C. `2.15 xx 10^(8)m//s`
D. `2.25 xx 10^(8) m//s`

Find the velocity of light in water, if its velocity in glass of refractive index 1.5 is `2 xx 10^(8)m//s`. The refractive index of water is 1.33.
A. `1.25 xx 10^(8)m//s`
B. `2.20 xx 10^(8) m//s`
C. `2.15 xx 10^(8)m//s`
D. `2.25 xx 10^(8) m//s`
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1 Answer

  1. Correct Answer – D
    `v_(w) = (mu_(g))/(mu_(w))v_(g) = (1.5 xx 2 xx 10^(8))/(1.33) = 2.25 xx 10^(8) m//s`

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