Post Utme Bells University 2021 Physics Question 40
Practice objective / multiple choice question 40 from the 2021 Post Utme Bells University Physics examination.
A lens has a focal length of 20 centimeters. What is its power?
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This is Post Utme Bells University 2021 Physics Question 40. It is one of the objective questions from the 2021 Post Utme Bells University Physics examination.
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