本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 国际高中通用物理
[单选题]
A jet fighter plane is l hsrrnsh- 6g67(n d dnnk(29feaunched from a 8 r88ul,h m msg7a*cnecatapult on an aircraft carrier. It reaches a speed of 42 m/s at the end of the catapult, and this requires 2.0 s. Assuming the acceleram gcenrash8 8u8,*l7m tion is constant, what is the length of the catapult?
A. $16 \; m$
B. $24 \; m$
C. $42 \; m$
D. $84 \; m$
参考答案: C
本题详细解析:
暂无
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