Physics Unit2: Kinematics One Dimensional Motion (id: 492f7ebf1)

本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 通用国际物理

[填空题]
A rocket rises vertically, from rest, witwqighw4-fsj:x i+uhf69 q) 3 dh ash7jqxtr 6m/dp +r18kn acceleration of $3.2 \; m/s^2$ until it runs out of fuel at an altitude of 1200 m. After this point, its acceleration is that of gravity, downward.
(a) What is the velocity of the rocket when it runs out of fuel?    $m/s$
(b) How long does it take to reach this point?    $s$
(c) What maximum altitude does the rocket reach?    $m$
(d) How much time (total) does it take to reach maximum altitude?    $s$
(e) With what velocity does the rocket strike the Earth?    $m/s$
(f) How long (total) is it in the air?    $s$

参考答案:
空格1: 88±5%  空格2: 27±5%  空格3: 1590±5%  空格4: 36±5%  空格5: -177±5%  空格6: 54±5% 


本题详细解析: 暂无

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