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If the refractive index of water is (4)/...

If the refractive index of water is `(4)/(3)` and the velocity of light in vacuum is `3 xx 10^(8)m * s^(-1)` , how much time will light take to travel a distance of 900 m in water? '

Text Solution

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The correct Answer is:
`4 xx 10^(-6_(s))`
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Knowledge Check

  • Refractive index of a medium in which velocity of light is 2 xx 10^(8) m * s^(-1) , is

    A
    1.4
    B
    2.3
    C
    1.5
    D
    `1.0`

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