A spherical mirror is that mirror whose reflecting surface is the part of a hollow sphere of glass. Spherical mirrors are of two types: concave mirror and convex mirror. In a concave mirror reflection ...

Students investigate the images formed by plane and spherical mirrors in the laboratory. Students investigate the images formed by plane and spherical mirrors in the laboratory. They construct ray ...

Refraction is the change in direction of light when it passes from one medium to another. The working of a lens is based on the refraction of light when they pass through it. Lens is a transparent ...