本题目来源于试卷: Physics Unit5: Circular Motion & Gravitation，类别为 国际高中通用物理
[单选题]
The banking angle in a turn on the Olympic bobsled trackjmd .k2bb trv2(+zf0( f6ttn z is not constant,vhb:qek l3cumn))xr3b 3 tv (8 but increases upward from the horizontal. Coming around a turn, the bobsled team will intentionally "climb the wall," then go lower coming ()3:hnxcvemru3l 3bbtq 8vk) out of the turn. Why do they do this?
A. to give the team better control, because they are able to see ahead of the turn
B. to prevent the bobsled from turning over
C. to take the turn at a faster speed
D. to reduce the g-force on them
参考答案: C
本题详细解析:
暂无
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