Two Lenses, the First with Focal Length 10

question 68

Multiple Choice

Two lenses, the first with focal length 10.0 cm and the second with focal length −12.5 cm, are separated by 20.0 cm. An object of height 2.40 cm is placed 15.0 cm in front of the first lens. Where is the final image?

• A) 20.0 cm after the second lens
• B) 12.5 cm after the second lens
• C) 5.60 cm after the second lens
• D) 50.0 cm after the second lens
• E) 100 cm after the second lens

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