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We wish to obtain an erect image of an object, using a concave mirror of focal length \(15\ cm\). What should be the range of distance of the object from the mirror? What is the nature of the image? Is the image larger or smaller than the object? Draw a ray diagram to show the image formation in this case.
 
Position of the image: The image is
 
Nature of the image: The image is
 
Range of distance of the object from the mirror: