本题目来源于试卷: Physics Unit13: Temperature and Kinetic Theory，类别为 通用国际物理
[单选题]
A steel bridge is 10usw euz.y bl9;6l,ky9 tt j8*f0; nd+ d9 o/p7ts kl;wje*bdra70 m long at $-20 \; ^{\circ}C$ in winter. What is the change in length when the temperature rises to $40 \; ^{\circ}C$ in summer? (The average coefficient of linear expansion of steel is $11 \times 10^{-6} \; ^{\circ}C^{-1}$)
A. $0.33 \; m$
B. $0.44 \; m$
C. $0.55 \; m$
D. $0.66 \; m$
参考答案: D
本题详细解析:
暂无
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