How focal length of a spherical mirror changes when placed in different media.

The focal length of spherical mirror is

Define the focal length of a spherical mirror.

Does focal length of the spherical mirror changes when it is completely immersed in water? Predict and write the reason.

How is the focal length of a spherical mirror affected, when the wavelenght of the light used is increased?

How is the focal length of a spherical mirror related to its radius of curvature?

What will be the change in focal length of a concave mirror when it is placed in water ?

What is the relation between focal length of a spherical mirror and its radius of curvature ?

Can you change focal length of a given spherical mirror by changing the object distance from the mirror?

The focal length of a spherical mirror of radius of curvature 30 cm is: