本题目来源于试卷: Physics Bowl by Topic 3: Kinematics - part II Uniformly Accelerated Motion,类别为 美国物理杯赛(Physics Bowl)
[单选题]
95.27: A rocket near thesbj7 gcp nvnblfm6e4 tf7; -ell-7s.7 sf svp0b) 3k)2qhywcx5s6jo t4urface of the earth is accelerating vertically upward at 5 )b6okjw shys 0 fcpx43vt)2q$10\;m/s^2$. The rocket releases an instrument package. Immediately after release the acceleration of the instrument package is:
A. $20\;m/s^2$ up
B. $10\;m/s^2$ up
C. 0
D. $10\;m/s^2$ down
E. $20\;m/s^2$ down
参考答案: D
本题详细解析:
暂无
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