a concave lens has focal length 30 cm calculated what distance of the object from the lens if images to be formed at opposite side of lens at a distance of 75 cm what will be the nature
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the object should be placed at 50cm in front of the lens(-50cm),to obtain an image on the opposite side of the lens.
the image will be real,inverted,and magnified.
the image will be real,inverted,and magnified.
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