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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A ray (wavelength lemda) is incident at an angle i at A of a glass slab of thickness t and refractive index = mu. Find the (a) phase difference between rays 1 and 2 (b) value of t for normal incidence

A ray (wavelength lemda) is incident at an angle i at A of a glass slab of thickness t and refractive index = mu. Find the (a) phase difference between rays 1 and 2 (b) value of t for normal incidence

A ray (wavelength lemda) is incident at an angle i at A of a glass slab of thickness t and refractive index = mu. Find the (a) phase difference between rays 1 and 2 (b) value of t for normal incidence