The refractive indices of water and galss w.r.t. air are 1.3 and 1.5 respectively. What will be the refractive index of galss with respect to water ?
The refractive indices of water and galss w.r.t. air are 1.3 and 1.5 respectively. What will be the refractive index of galss with respect to water ?
A. `(1.5)/(1.3)`
B. `(1.3)/(1.5)`
C. `(1.5)/(2.6)`
D. `(2.6)/(1.5)`
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Correct Answer - A
`mu_(w) = 1.3, mu_(g) = 1.5, ._(w)mu_(g) = ?`
`._(w)mu_(g) = (mu_(g))/(mu_(w)) = (1.5)/(1.3)`.
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