本题目来源于试卷: Physics Bowl by Topic 3: Kinematics - part II Uniformly Accelerated Motion，类别为 美国物理杯赛(Physics Bowl)
[单选题]
11.07: A ball of mass =0.1006x:w7ti cz*04dl2 e * zgyicpn kg is launccp)ax u.59 fb0-ylvdh+e/-hc tsb.vb hed straight upward so that it rises to a maximum height of 12.0 m above the launch point5b)-/tydac.u +vcblp0hbxf.e- vsh9 . Ignore air resistance. Approximately how much time does it take the ball to reach the maximum height from its launch?
A. 0.65 s
B. 1.10 s
C. 1.20 s
D. 1.55s
E. 2.40 s
参考答案: D
本题详细解析:
暂无
| 
