本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics
[单选题]
A magnifying glass has a focal length of 7.0 cm. What is t h0df. in5ks(btk171t 0vr6mrt3h o knhe magnification i,ziry hj/ im21f the image is viewed by a relahr 1/jz2yiim,xed eye?
A. 1.6
B. 2.6
C. 3.6
D. 4.6
参考答案: C
本题详细解析:
暂无
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Post time 2024-1-26 22:03:25