An air bubble in glass slab of refractive index 1.5 (near normal incidence) is 5 cm deep when viewed from one surface and 3 cm deep when viewed from the opposite face. The thickness of the slab is,

An air bubble in a glass slab with refractive index 1.5 (near normal incidence) is 5 cm deep when viewed from one surface and 3 cm deep when viewed from the opposite face. The thickness (in cm) of the slab is

An air bubble in a glass slab with refractive index 1.5 (near normal incidence) is 5 cm deep when viewed from one surface and 3cm deep when viewed from the opposite face. The thickness (in cm) of the slab is

An air bubble in a glass slab with refractive index 1.5 (near normal incidence) is 5 cm deep when viewed from one surface and 3cm deep when viewed from the opposite face. The thickness (in cm) of the slab is

An air bubble in a glass slab with refractive index 1.5 (near normal incidence ) is 5 cm deep when viewed from one surface and 3 cm deep when viewed from the opposite face, the thickness (in cm) of the slab is

An air bubble in a glass slab with refrctive index 1.5 (near normal incidence ) is 5 cm deep when viewed from one surface and 3 cm deep when viewed from the opposite face, the thickness (in cm) of the slab is

An air bubble in a glass slab (n = 1.5) is 5 cm deep when viewed from one face and 2 cm deep when viewed from the opposite face. The thickness of the slab is