Acertain crude oil has an idex of refraction of 1 25 A ship

Last updated: 6/30/2023

Acertain crude oil has an idex of refraction of 1 25 A ship dumps 1 m of this oil into the ocean and it spreads into a thin uniform film on water surface When light of wavelength 500 nm is incident on it the reflected light shows maximum What is the area in km covered by the spilled oil Assume that the thickness of film is minium required to satisfy this criterion