本题目来源于试卷: Physics Unit4: Force Dynamics & Newton's Laws，类别为 国际高中通用物理
[单选题]
An antitank weapon fires afr: tmht-50j y 3: a7li: b(g xygx8kfn..00-kg rocket which acquires a speed of 50.0 m/s after travxgfk:i:8y n l.gbxa7 (eling
90.0 cm down a launching tube. Assuming the rocket was accelerated uniformly, what is the average force acted on it?
A. $4.17 \times 10^{3} \; N$
B. $3.62 \times 10^{3} \; N$
C. $2.82 \times 10^{3} \; N$
D. $2.00 \times 10^{3} \; N$
参考答案: A
本题详细解析:
暂无
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