Question

A student is not able to see alphabet written on board clearly while sitted on last raw?
a) what cauld be the defect? He is suffering from?
b) what is cause?
c) where is image formed?

Answer 1

a) The defect is Myopia

b)The cause of Myopia is elongation of eyeball, increase in the curvature of the cilliary muscles(eye lens)

c)The image is formed in front of the retina and not on it

Cheers!

Answer 2

Answer:

(a)He could be suffering from myopia

(b)This is because his lens becomes broad ,because of continuous exposure to light for a long time..

(c) The image will form before the screen..or retina