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习题练习：Mechanical Advantage
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 511，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/test511.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 15:22    总分: 9分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月07日 15:59  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  
  99.10: A simple machine c rzc8u)bn2+r.9azq yq9 in+g jan NOT do which of the following:


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教师可以抽题组卷或一键复制本试卷，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
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.13: What is the ideal mechanical advantage for the pulley syst-4;l pvzm-wn( h 9d vyn(+lfhqem shown to the rig 9lz l;h+(h wnn-y-vv( pq4dfmht?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.39: For the compound machine comprised of the inclined plane and pul mr;dwa,(b b9tley shown, a 75N force is required to slide a box with mass M=10 kg up the incline at a constant sp(mtb awbd9 r;,eed. What is the efficiency of this compound machine?


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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  11.36: For the inclined plane shown, a force of 150 N appli y5-y5r dj)gthh hm6qhr:yofbem2*-+ ed parallel to the incline’s surface is needed to pull the object of mass M=10 kg along the entire length of the incline’s surface at a constant speed. What is the actual mechanical advantage (AMA) for this scrmhq*grmhy:55 6j fy yt+-2 -ohdhb) eenario?


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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.13: For the inclined plane shown, which one of the fo 4hln( tjoqh xz)x.:bddb2 ,(bllowing choices best represents the value of the incline’s )th:qh( dx. bb (lojzbx ,n2d4ideal mechanical advantage?


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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.45: A point-like objecty.)):fa lne jhb jp(r8lhk 8 28kx7yqb of mass 2.0 kg moves along the x- axis with a velocity of +4.0 m/s. A net horizontal force acting alo):lhb x (8kae8 7 q .hjyyrp2k)b8fnjlng the x-axis is applied to the object with the force-time profile shown. What is the total work that was done by the force?


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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.17: A point-like obfckq; -gva umbht ;k/(9+q).he7vcntj,lcc3ject of mass 2.0 kg moves along the +x- axis with a kinetic energy of 16.0 vh) h vbecmct3 .j;cgq/ k9aknql,f- u+7;c (tJ. A net horizontal force acting along the x-axis is applied to the object with the force- position profile shown. What is the total impulse delivered by the force (units in kg m/s).



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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.27: On a frictionless horizontal surface, two bodienjm02dnf x1 j-s make ahead-on collision and stick together. Body 1 has a mass of 3.5 kg and initially moves to the right with speed 7.0 m/s. Body 2 initially is at rest. A graph of the forcxm20njjd1fn -e exerted onto Body 2 from Body 1 during the collision is shown.
What is the mass of Body 2?


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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.28: On a frictionless horizontal surface, i77j9*b*go*dx uwev,uky t-a two bodies make ahead-on collision and stick together. Body 1 has a mass of 3.5 kg ata,7dj7 ekxgi u9* uvybo*w -*nd initially moves to the right with speed 7.0 m/s. Body 2 initially is at rest. A graph of the force exerted onto Body 2 from Body 1 during the collision is shown.
How much kinetic energy was transformed to other kinds of energy from the collision?


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  • 姓名:游客(未登录)
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    总分:9分 及格:5.4分 时间:不限时
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