At noon, the Sun appears white as
At noon, the Sun appears white as
At noon, the Sun appears white as
The splitting of white light into different colours on passing through a prism is called
The splitting of white light into different colours on passing through a prism is called Read More »
The clear sky appears blue because
One cannot see through the fog, because
Twinkling of stars is due to atmospheric
At noon the sun appears white as
A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power
The deflection of light by minute particles and molecules of the atmosphere in all direction is called ____________ of light
Refraction of light by the earth’s atmosphere due to variation in air density is called
Refraction of light by the earth’s atmosphere due to variation in air density is called Read More »
Myopia and hypermetropia can be corrected by