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A convex lens forms an image of the same size as the object at a distance of 30 cm from the lens. Find the total length of the lens. Also find power of the lens. What is the distance of the object from the lens? |
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Answer» A convex lens forms an image of the same size as the object at a distance of 30 cm from the lens. Find the total length of the lens. Also find power of the lens. What is the distance of the object from the lens? |
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