英语翻译for which one of the following situations will the path

yanzi8503052022-10-04 11:39:541条回答

英语翻译
for which one of the following situations will the path length equal the magnitude of the displacement?
1)a jogger is running around a circular path
2)a ball is rolling down an inclined plane
3)a train travels 5 miles east before it stops.it then travels 2 miles west
4)a ball rises and falls after being thrown straight up from the earth's surface
5)a ball on the end of a string is moving in a vertical circle

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steven_sc 共回答了13个问题 | 采纳率92.3%
下列哪个情形是路程长度等于位移长度?
1)一个慢跑者沿圆形轨道跑步
2)一个球沿斜坡下滑
3)一列火车向东行进5英里停了,然后向西行进2英里
4)一个球被从地球表面向上抛起后掉落并弹起
5)一根线末端的球在垂直平面内做圆周运动.
1年前

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