7 When a biconvex lens of glass having refractive index 1 47

Last updated: 5/28/2023

7 When a biconvex lens of glass having refractive index 1 47 is dipped in a liquid it acts as a plane sheet of glass This implies that the liquid must have refractive index 1 greater than that of glass 2 less than that of glass 3 equal to that of glass 4 less than one