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习题练习：Rotational basic parameter
本习题练习试卷来源于无忧得胜-网上国际课程 (https://5edu.win)， 为试卷打印版，您也可以在网站平台(https://autoconfig.5edu.win/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 512，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://autoconfig.5edu.win/test512.html  教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。
 作者: admin  发布日期: 2024-08-13 17:43    总分: 10分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月07日 16:00  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.11: A wheel of radius 0.1 m (wheel A) 09yxxq;w4hj6w m+)+mjt cx zbis attached by a non-stretching belt to a wheel of radius 0.2 m (wheel B). The belt does not slip. If wheel B turns through 1 revolution, wheel A will rotat+wqyz) 6b4wct jxm+ 0;m9hxj xe through



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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.01: The diagram belw:o so0n lj )qsma)k+7ow is a snapshot of three cars all moving counterclockwisel +a s0 nwkmqs):j7oo) during a one lap race on an elliptical track.
Which car has had the lowest average speed during the race so far?



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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.02: The diagram below is a snapshot of three cars axpvr 8 mp7y/(mll moving counterclockwise during a one lap race on an e7pmymvxr / p(8lliptical track.
Which car at the moment of the snapshot MUST have a net force acting on it?



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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.03: The diagram below is a snapshot of three cars all moving countercl.0fu7cf mgf8 ho3 z2guockwise during a onofu.zf72mu g 83f0 cghe lap race on an elliptical track.
Which car can finish the race without changing its present momentum?


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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  12.25: Which one of the following choices best represents the averag 7zc3eu 5-da -pjho/jxe angular speed ofjja/3chz5- op due-x7 the hour hand on a standard clock (in units of rad/s)?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.40: Suppose two cars are racing on a cirpcd-sa4+nivy ay8x 8z it)e09cular track one kilometer in circumference. The first car can circle the track in 15 seconds at top speed while the second car can circle the track 98)sz 4c y vpanxyid+tea80i- in 12 seconds at top speed. How much lead does the first car need starting the last lap of the race not to lose?

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.16: What condition must be met in order to use the rotatio 3o*ox n,uy;cw;ehec.nal kinemuxe ce,yo3 *;n;och.watics equation $\Delta\theta=w_0t+\frac{2}{1}αt^{2}$

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.32: A turntable plays a record by s;fbqpu,9or 2/0z o akjpinning at a constant rate of 45 rev/min. What is the average angular acceleration of the record to reach this final angular 2,oqpf09bujr;za ok / speed, having started from rest, if it takes 8 seconds to do so? All answers are in units of rad/s2.

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.18: A disk of radius 7srrk3*2sa8m d5.0 cm makes 3.5 revolutions when coming to rest in 2.50 s. What m *2rss8d3rak was the initial angular speed of the disk?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.12: What is the average angularkmu2-ilz0u6c/4n2 uw alv4 v,llr j1e speed of the secondhand on a clock (in rad/s)?v424c2 -w ml i,/r6kluen1 jvuuzl la0

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  • 姓名:游客(未登录)
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