Post Utme Ksu 2019 Physics Question 23
Practice objective / multiple choice question 23 from the 2019 Post Utme Ksu Physics examination.
A convex lens of focal length 20 cm is placed in contact with a concave lens of focal length -15 cm. Find the focal length of the combination.
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About This Question
This is Post Utme Ksu 2019 Physics Question 23. It is one of the objective questions from the 2019 Post Utme Ksu Physics examination.
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