An object is seen through a glass slab of thickness `36 cm` and refractive index `3//2.` The observer, and the slab are dipped in water `(mu=4//3).` The shift produced in the position of the object is

The time taken by light to cross a glass slab of thickness 4 mm and refractive index 3 is

A small ink dot on a paper is seen through s glass slab of thickness 4 cm and refractive index 1.5 . The dot appears to be raised by

What is the time taken by light to travel through a glass slab of thickness ‘d’ and refractive index mu ?

The time taken by a ray of light to travel through a glass slab of thickness 2 cm and refractive index 1.5 will be

An ink mark on a sheet of paper is viewed through a glass slab of thickness t and refractive index mu . Through what distance the mark appears to be raised ?

An object is placed 21 cm in fron of a concave mirror of radius of curvature 20 cm.A glass slab of thicknes 3 cm and refractive index 1.5 is palced close to the mirror in the space between the object and the mirror. Find the position of the final image fromed. The distance of the nearer surface of the slab from the mirror is 10 cm.

An object is placed 21 cm in fron of a concave mirror of radius of curvature 20 cm.A glass slab of thicknes 3 cm and refractive index 1.5 is palced close to the mirror in the space between the object and the mirror. Find the position of the final image fromed. The distance of the nearer surface of the slab from the mirror is 10 cm.

An object is placed 21 cm in fron of a concave mirror of radis of curvature 20 cm.A glass slab of thicknes 3 cm and refractive index 1.5 is palced close to the mirror in the space between the object and the mirror. Find the position of the final image fromed. The distance of the nearer surface of the slab from the mirror is 10 cm.