Reflection and Refraction (id: 9ec0ec041)

本题目来源于试卷: Reflection and Refraction，类别为 美国物理杯赛(Physics Bowl)

[单选题]
98.36: The critical 8umzrodvfb/7ttc *.7l6 6 yhvang)z a rm34brwibkc85u8 le in a transparent substance surrounded by air is $30^{\circ}$. The speed of light in
the substance (in multiples of $10^8$ m/s) is most nearly

A. 1.0
B. 1.5
C. 2.0
D. 3.0
E. 6.0


参考答案:  B


本题详细解析: 暂无

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