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A magnifying lens has a focal length of 100 mm. An object whose size is 16 mm is placed at some distance from the lens so that an image is formed at a distance of 25 cm in front of the lens. (a) What is the distance between the object and the lens? (b) Where should the object be placed if the image is to form at infinity? |
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Answer» A magnifying lens has a focal length of 100 mm. An object whose size is 16 mm is placed at some distance from the lens so that an image is formed at a distance of 25 cm in front of the lens. (a) What is the distance between the object and the lens? (b) Where should the object be placed if the image is to form at infinity? |
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