Question

the magnification of an image formed by a lens is -1 if the distance of the object from the optical centre of the lens is 25 CM where is the object placed find the nature of the focal length of the lens if the object is displayed 15 CM towards optical centre of the less where would the image be formed draw a ray diagram to justify your answer


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Answer 1

Answer:

the magnification of an image formed by a lens is -1 if the distance of the object from the optical centre of the lens is 25 CM where is the object placed find the nature of the focal length of the lens if the object is displayed 15 CM towards optical centre of the less where would the image be formed draw a ray diagram to justify your answer