Physics
(i) What is the relation between the refractive index of water with respect to air (aμw) and the refractive index of air with respect to water (wμa)
(ii) If the refractive index of water with respect to air (aμw) is . Calculate the refractive index of air with respect to water (wμa).
Refraction Plane Surfaces
ICSE 2019
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Answer
(i) aμw = i.e., they are inverse of each other.
(ii) Given, aμw =
Therefore, wμa = = 0.6
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