Light of wavelength 6000 is incident on a thin glass plate

Last updated: 6/25/2023

Light of wavelength 6000 is incident on a thin glass plate such that angle of refraction into the plate of 60 If the smallest thickness of plate which makes it appear dark by the reflection is 4 x 107 m What is the refractive index of glass plate 1 5 3 2 3 2 3 PAN 413 4 2