A 1cm high object is placed at a distance of 2f from a convex lens. What is the height of the image formed
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Answer:
1 cm
Explanation:
At a distance of 2f means at the centre of curvature, as 2f = radius of curvature.
We know, if object is placed at centre, then its image forms at the same point with same size, but inverted.
Height of object = 1 cm
Therefore, Height of Image = 1 cm
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