" If a spherical mirror is immersed in a liquid,its focal length will."

The radius of curvature of a spherical mirror is 25 cm Find its focal length.

A ray of light parallel to the principal ads of a spherical mirror falls at a point M as shown In the figure.If the mirror is immersed in water its focal length will be

If a spherical mirror is dipped in water, does its focal length change ? 17. If a thin lens is dipped in water, does its focal length change ?

If a spherical mirror is dipped in water, does its focal length change ? 17. If a thin lens is dipped in water, does its focal length change ?

If a spherical mirror is dipped in water, does its focal length change ? If a thin lens is dipped in water, does its focal length change ?

If a concave mirror is immersed in water will its focal length change?