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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

varsha sridharan
02-21-2008, 08:00 PM
u need to tell whether the blurred image is large or small.....