An object at a distance of 30cm from a concave mirror get its image at same poits . The focal length of the mirror is
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Answered by
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Answer:
An object is placed at a distance of 30cm from a concave mirror and its real image is formed at a distance of 30cm from the mirror. The focal length of the mirror is : ((15 cm,answer ))
Explanation:
Correct option 15 cm
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