Physics Unit23: Light and Geometric Optics (id: 1bea20e1d)

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]
For all transparent material substances, the index ofg o4i1h52kvul i)one. refrrwir l/0 9o rpv(iu.s-action

A. is less than 1.
B. is greater than 1.
C. is equal to 1.
D. could be any of the given answers as it all depends on optical density.


参考答案:  B


本题详细解析: 暂无

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