Physics Unit23: Light and Geometric Optics (id: 6a2dbdf30)

本题目来源于试卷: Physics Unit23: Light and Geometric Optics，类别为 通用国际物理

[单选题]
An object is placed at 30 cm in front of a diverging lens with a focal lengthp0*7 wouo3hj j-.bfgv3gv0ii jmeniy+00+y sof 10 yynj+i+s0m 0ecm. What is the magnification?

A. 0.25
B. -0.25
C. 0.67
D. -0.67


参考答案:  A


本题详细解析: 暂无

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