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Question
Classify as real or virtual, the image of a candle flame formed on a screen by a convex lens. Draw a ray diagram to illustrate how the image is formed.
Solution
Let the candle is placed beyond 2F1 and its diminished image which is real and inverted is formed between F2 and 2F2.
Here the candle is AB and its real and inverted image is formed between F2 and 2F2.
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