Question

8.
Isha obtains a blurred image of an object on a screen
by using a concave mirror. In order to obtain a sharp
image on the screen, she will have to shift the mirror
A. Towards the screen
B. Slightly away from the screen
C. Either towards or away from the screen depending
upon the position of the object
D. To a position very far away from the screen​

Answer 1

Answer:

option c

Since the image formed by the concave mirror depends upon the position of the image from the pole and as the nature of the image is not mentioned, therefore for getting the sharp image he will have to shift the mirror either towards or away from the screen depending upon the object position.

Answer 2

Answer:

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