50 When a biconvex lens of glass having refractive index 1

Last updated: 6/10/2023

50 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 2012 a equal to that of glass b less then one c greater than that of glass d less then that of glass 5