a student obtained clear image of Window grills on the screen but the teacher told him to get the image of a tree far away instead of window. to get a clear image the lens must be........
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U should use concave to see far image
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Upon drawing the diagram we will see that the rays from the grill are focused on point-A.
However, since the tree is the distant object its rays are focused on point-B.
Therefore, it is required that we move the lens towards the screen so that we can obtain a much sharper image of the tree.
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