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

Newton’s law of motion (id: 51b1d53ec)

[复制链接]
admin 发表于 2024-7-28 23:30:36 | 显示全部楼层 |阅读模式
本题目来源于试卷: Newton’s law of motion,类别为 美国物理杯赛(Physics Bowl)

[单选题]
00.21: A car of mass m slides across a 8o- avcg(hij.dh.ay8 p9w : a6cr btj4patch of ice at a speed v wi+ott+*npn1hlsq7oovgc3 )g h-) *fyzth its brakes locked. It then hits dry pavement and skids to a stop in a distanngfh+)qslo-y zt 7toh cn*)g1+o3*pvced. The coefficient of kinetic friction between the tires and the dry road is μ .
If the car had a mass of 2m, it would have skidded a distance of

A. 0.5d
B. $d$
C. 1.41d
D. 2d
E. 4d


参考答案:  B


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 04:38 , Processed in 0.056487 second(s), 28 queries , Redis On.

搜索
快速回复 返回顶部 返回列表