Physics Unit25: Optical Instruments (id: e09ffd353)

本题目来源于试卷: Physics Unit25: Optical Instruments，类别为 通用国际物理

[单选题]
A magnifying lens has a focal lengthuwbdbq. qp4z4s w t.+kg7gfi ykby* +5h-/4xp of 10 cm. A person ha a xe7ln-tcf ot+60-hms a near point of 25 cm. What is the 7-tm e+-x afnoh6c0ltmagnification of the lens for that person when their eyes are focused at their near point?

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


参考答案:  C


本题详细解析: 暂无

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