本题目来源于试卷: Physics Unit25: Optical Instrument，类别为 Generic Physics
[单选题]
A magnifying glass has i.l0d 3fup r 8y)u6jtu1ooen+ro;kr vj9i8phz, p2 ;ciy .he.a focal length of 7.0 cm. What is the magnification if the image 9oio8vnceo ;pp +hy;.e.zij12hrr ,k is viewed by a relaxed 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