Physics Unit25: Optical Instruments (id: 2611b07ac)

本题目来源于试卷: Physics Unit25: Optical Instruments，类别为 国际高中通用物理

[单选题]
A magnifying lens has f 0qd9.5b,rgn avn ol6a focal length of 10 cm. A person has a n6+m0ynvc7u jiwu (/8mlb vcp5 ear point of 25 cm. What is the magnification of the lens for that person when their eyes are focused at incu +0pc m/uwvvmij65 (y 87nlbfinity?

A. 1.5
B. 2.5
C. 3.5
D. 4.5


参考答案:  B


本题详细解析: 暂无

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