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Arindam Paul posted an Question
November 11, 2020 • 18:55 pm
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30 points
30 points
- IIT JAM
- Biotechnology (BT)
He image distance (o) is plotted against the object 3 distance (u) for a concave mirror of focal length f. which of the graphs shown in fig. 26.29 represents th
he image distance (o) is plotted against the object 3 distance (u) for a concave mirror of focal length f. Which of the graphs shown in Fig. 26.29 represents the variation of o versus u as u is varied from zero to infinity? O -u ok u (a) (b) O u Ok (d) (C)
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Anup Padwal![best-answer]()
Option C Starting from a large value, as the object distance decreases (i.e., the object is moved closer to the lens), the image distance increases. At the 2F point, the object distance equals the image distance. As the object distance approaches one focal length, the image distance approaches infinity.