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Question
Study the following ray diagram and list two mistakes committed by the student while tracing it. Rectify these mistakes by drawing the correct ray diagram to show the real position and size of the image corresponding to the position of the object AB.
Solution
There are two mistakes in the following ray diagram:
1. The image will be formed beyond 2F2 when the object is placed between F1 and 2F1.
2. The image will be larger as compared to the size of the object, it cannot be of the same size as the object.
Correct ray diagram:
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