the magnification of an image formed by a lens is -1 if the distance of the image from the optical centre of the lens is 25cm where is the object placed find the nature and focal length of the lens if the object is placed 15 CM towards the optical centre of the lens where would the image be formed draw a ray diagram to justify your answer?
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25 cm from the optic center
Briella:
nly this much??
potenz lol
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