CBSE - X - Physics
a student obtained a blurred image of a distant object using a convex lens.in order to obtain a sharp image of an object on a screen, he should move the lens
1)towars the screen
2) away from the screen'
3) either towards or away from the screen depending on the position of object
Correct option: (1)
When the object is at infinity, the distance of the image from the lens will be equal to the focal length of the lens.
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