Human Eye and Colorful World

Front

The perpendicular line drawn from the surface of any surface is called as

Back

Normal

Front

What is \( \angle D \) called?

Back

Angle of deviation

Front

When white light passes through a prism,

Back

red bends least, violet bends most

Front

The splitting of white light into the seven colors when it passes through a transparent material is called

Back

Dispersion

Front

A ray of white light enters the raindrop and undergoes __________ and __________ to form a spectrum.

Back

refraction; dispersion

Front

The refraction of light passed by the Earth’s Atmosphere having air layers of varying __________ is called atmospheric refraction.

Back

optical densities

Front

The muscular diaphragm that controls the size of the pupil is

Back

iris

Front

Having two eyes facilitates in: Increasing the field of view, Bringing three-dimensional view, Developing the concept of distance/size.

Back

A, B and C

Front

The black opening between the aqueous humour and the lens is called

Back

pupil

Front

Near and far points of a young person's normal eye respectively are

Back

25 cm and infinity