Physics Unit12: Sound (id: 8352dd9eb)

本题目来源于试卷: Physics Unit12: Sound，类别为 通用国际物理

[单选题]
What is the ratio of the sta b, 7y yo*rtb6c;g4kpeed of sound in air u2hpwzj822xn83g:e jmuguib+ beh 99at $0 \; ^{\circ}C$ to the speed at $100 \; ^{\circ}C$?

A. 0.75
B. 0.85
C. 0.95
D. 1.1


参考答案:  B


本题详细解析: 暂无

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