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 a foxn4at8a d bd;,cal length of 10 cm. t ohlh qbu ;vu*o- umm:*n27kw7+hs5k A person has a near point of 25 cm. What is the magnification of the lens for that persomm*2wvtkhb*q 7 nhuhs 7+l-;ku5:ooun when their eyes are focused at infinity?

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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