The focal length of lens does not depend on:

Question

The focal length of lens does not depend on: (A) absolute refractive index of its material (B) absolute refractive index of the medium from which the light is incident (C) direction from which light is incident (D) radii of curvature of its surfaces

Tardigrade Admin · Accepted Answer

Direction of light does not affect the focal length of a lens.

Q. The focal length of lens does not depend on:

absolute refractive index of its material

absolute refractive index of the medium from which the light is incident

direction from which light is incident

radii of curvature of its surfaces

Direction of light does not affect the focal length of a lens.