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 bimetallic strip, consisting of me k/ gy xq92e5uvpu +mj)tal G on the top and metal H on the bo 8*kfguqcoc 11en7 v 9//qrtwtttom, is rigidly attached to a wall at the left. (See Fig. 13-1.) The coefficient of linear thermal expansion for metal G is greater than that of metal H. If the strip is uniformly heated, it g/ evr719wktcunq*1q/8coft will
A. curve upward.
B. curve downward.
C. remain horizontal, but get longer.
D. bend in the middle.
参考答案: B
本题详细解析:
暂无
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