abhishek_isverma
01-19-2008, 05:35 PM
A student obtains a blurred image of an object on a screen by using concave mirror.In order to get a sharp image on the screen,he will have to shift the mirror
a) towards the screen
b)away from the screen
c)to a position very far away from the screen
please answer with reason and if possible with diagram
a) towards the screen
b)away from the screen
c)to a position very far away from the screen
please answer with reason and if possible with diagram