题库网 (tiku.one)

 找回密码
 立即注册

手机扫一扫,访问本页面

开启左侧

Physics Bowl by Topic 4: Kinematics - part III Projectile Motion (id: b191d2039)

[复制链接]
admin 发表于 2024-4-6 09:33:16 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Bowl by Topic 4: Kinematics - part III Projectile Motion,类别为 美国物理杯赛(Physics Bowl)

[单选题]
01.14: A football is kicked a distance of 50 yards down field. Neglectie ws +j ttpsso064-bb;)8t1k9fsryl png a8xl uaah n y0bphw ),h4c2k;4wir resistance, whi lb)hknhwx w4 cp,a0y8a; 2u4hch of the following statements would be INCORRECT when the football reaches its highest point.

A. all of the ball's original kinetic energy has been changed into potential energy
B. the ball's horizontal velocity is the same as when it left the kicker's foot
C. the ball will have been in the air one-half its total flight time
D. the ball has an acceleration of $g$
E. the vertical component of the velocity is equal to 0


参考答案:  A


本题详细解析: 暂无

微信扫一扫,分享更方便

帖子地址: 

回复

使用道具 举报

您需要登录后才可以回帖 登录 | 立即注册

本版积分规则

浏览记录|使用帮助|手机版|切到手机版|题库网 (https://tiku.one)

GMT+8, 2024-12-26 04:02 , Processed in 0.059083 second(s), 28 queries , Redis On.

搜索
快速回复 返回顶部 返回列表