Two Thin Lenses, One a Converging Lens and the Other

question 124

Short Answer

Two thin lenses, one a converging lens and the other a diverging lens, are separated by 1.00 m along the same principal axis, as shown in the figure. The magnitude of the focal length of the converging lens is 25 cm, while the magnitude of the focal length of the diverging lens is 40 cm. An object 8.25 cm tall is placed 35 cm to the left of the converging lens.
(a) Where is the final image produced by this combination of lenses? (Give your answer relative to the diverging lens.)
(b) Compared to the object, is the final image upright or inverted? Is it real or virtual?

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