Neco 2024 Physics Question 38
Practice objective / multiple choice question 38 from the 2024 Neco Physics examination.
A converging lens is used to form a real image of a candle on a screen. The distance between the candle and the screen is fixed at 120\ \text{cm}. By moving the lens, the image can be focused at two distinct positions that are 30\ \text{cm} apart. Determine the focal length of the lens in centimeters (to one decimal place).
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About This Question
This is Neco 2024 Physics Question 38. It is one of the objective questions from the 2024 Neco Physics examination.
Difficulty level: Medium .
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