本题目来源于试卷: Physics Unit5: Circular Motion & Gravitation，类别为 通用国际物理
[单选题]
A pilot executes a vej/ q3h y5a3b5wu jo-gvrticaeb.l9eb9 y .)sp -scvvl dive then follows a semi-circular arc until it is going straight up. Just as the plane9s c-lbs pvvybe.9e). is at its lowest point, the force on him is
A. less than mg, and pointing up.
B. less than mg, and pointing down.
C. more than mg, and pointing up.
D. more than mg, and pointing down.
参考答案: C
本题详细解析:
暂无
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