Where an object should be placed so that a real and inverted image of the same size is obtained by a convex lens?

CBSE Class 10 CBSE Class 10 Science
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1

Where an object should be placed so that a real and inverted image of the same size is obtained by a convex lens ?
(a) At the focus
(b) At twice the focal length
© At infinity
(d) Between optical centre and focus.

2

(b) At twice the focal length.