Advertisements
Advertisements
Question
When light rays enter the eye, most of the refraction occurs at the
Options
crystalline lens
outer surface of the cornea
iris
pupil
Advertisements
Solution
outer surface of the cornea
Explanation -
When the light rays enter the eye through a thin membrane, it enters through the transparent bulge on the front surface of the eyeball, called the cornea. Most of the refraction for the light rays entering the eye occurs at this outer surface of the cornea.
APPEARS IN
RELATED QUESTIONS
The least distance of distinct vision for a young adult with normal vision is about ______.
The change in focal length of an eye lens is caused by the action of the ______.
Write the name.
The sensation on the retina persists for a while is
Write an Explanation.
Persistence of vision
The eyes of the nocturnal birds like owls are having a large cornea and a large pupil. How does it help them?
Near and far points of a young person normal eye respectively are:
The least distance of distinct vision for a normal eye is ____________.
A student sitting on the last bench can read the letters written on the blackboard but is not able to read/the letters written in his textbook. Which of the following statements is correct?
How are we able to see nearby and also the distant objects clearly?
A piece of red glass is heated till its glows in dark. The colour of flowing glass would be:-
In the blind spot of the human eye ______.
In simple microscope ______ lens is used.
The vitamin required for the synthesis of rhodopsin is ______.
Differentiate between members of the following pair with reference to what is asked in the bracket.
Near and distant accomodation (shape of lens).
