a thin glass prism of refractive index 1.5 produces a deviation of 4 of a ray incident at a small angle . what will be he deviation of the same incident ray by the same prism if the it is immersed in water of refractive index 4/3
a thin glass prism of refractive index 1.5 produces a deviation of 4 of a ray incident at a small angle . what will be he deviation of the same incident ray by the same prism if the it is immersed in water of refractive index 4/3