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gc textbook chapter 2 Kinematics in One Dimension (id: 088b57037)

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admin 发表于 2025-12-20 23:13:55 | 显示全部楼层 |阅读模式
本题目来源于试卷: gc textbook chapter 2 Kinematics in One Dimension,类别为 IB物理学

[填空题]
A certain type of automobile can accelerate approximz2e vt75/bq/imm ps hth2w/1sately as shown in , 2v+rc*8hhey uh6gdlr5b kwbxy 3l31 the velocity–time graph of Fig. 2–35. (The short flat spots in the curve represw r+6hey23d blbkg51rl uy3vxch,8h *ent shifting of the gears.)
(a) Estimate the average acceleration of the car in second gear and in fourth gear. The average acceleration in $2^{nd}$ gear is given by    $m/s^2$ The average acceleration in $4^{th}$ gear is given by    $m/s^2$
(b) Estimate how far the car traveled while in fourth gear.    m






参考答案:
空格1: 2.5±2%空格2: 0.64±2%空格3: 450±2%


本题详细解析:

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