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 angle in a transpaco4( fwabjx.mp 7-0vtq *, +2r y:uvevmjkb2zrent substance surrounded by a,2jdt ,iof/ uiir 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

微信扫一扫，分享更方便