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Natural Phenomenon

Functioning of a lens in human eye, defects of vision and their corrections, applications of spherical mirrors and lenses.

Refraction of light through a prism, dispersion of light, scattering of light, applications in daily life.


Atmospheric Refraction: Rainbow, Twinkling of Star, Blue Sky

Some Atmospheric Refraction Natural Phenomenon Rainbow It is the spectrum of sunlight in nature It is formed due to the dispersion of sunlight by the tiny...


Prism It has two triangular bases and three rectangular lateral surfaces. These surfaces are inclined to each other....

Human Eye

Human Eye The human eye is the optical instrument used which enables us to see. It acts like a camera, enable us to capture the...