本题目来源于试卷: Physics Unit4: Force Dynamics & Newton's Laws，类别为 通用国际物理
[单选题]
An antitank weapon fires a 3.00-kg rocket which acfriaw7hl10e w0ln, i2quires av+ku4 54 *hgzk:ggrbk speed of 50.0 m/s after tubz*kg5k+:v g4 hk rg4raveling
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
| 
