题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp,上传完成后会在上方生成预览,用鼠标连续双击缩略图,或拖动缩略图,该图片就被绑定至本题,显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片,绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


习题练习:Mechanical Advantage



 作者: admin发布日期: 2024-08-13 15:22   总分: 9分  得分: _____________

答题人: 匿名未登录  开始时间: 24年08月07日 15:59  切换到: 整卷模式

标记此题
1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.10: A simple machine can NOT do which*r2pb5fz .n 5gf7 mkfh of the following:


参考答案:    

标记此题
2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.13: What is the ide8g(f- pkro(hy7mx 9criie m01al mechanical advantage for the pulley system shown to the r ixmmpgyfo0 rrc(87i eh9k1 (-ight?

参考答案:    

标记此题
3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.39: For the compound zrt.vj2b.xy+(q 5nbf machine comprised of the inclined plane and pulley shown, a 75Nx rjb5(.fnt vy2zbq.+ force is required to slide a box with mass M=10 kg up the incline at a constant speed. What is the efficiency of this compound machine?


参考答案:    

标记此题
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 fommje2ann2 s4+i 02kvj rce of 150 N applied 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 scena0 im2snj22vma jk +e4nrio?


参考答案:    

标记此题
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 following choices .qfy1z :f:g a7ayi6 idlu ,3ub1dsb jh)2 i8twbest represents the value of the incline’s ideal 7u.gyti,fi d sf )6 2iha :y:l1ajz31q8uwdbb mechanical advantage?


参考答案:    

标记此题
6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.45: A point-like object of mass 2.0 kg moves along the x- axis with a-)o4 gw9w ufgcz/a a+t velocity of +4.0 m/s. A net horizontal force acting along the x-axis is applied to og-94 cu+)f aw gzaw/tthe object with the force-time profile shown. What is the total work that was done by the force?


参考答案:    

标记此题
7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.17: A point-like object of mass 2.0 kg moves along t;b1pf t ,cz0pe 7vb25q-nhllohe +x- axis with a kinetic energy of 16.0 J. A net horizontal force acting along the x-axis is applied to t0l-7 opnt 2qh bl1zv,bfp5ce; he object with the force- position profile shown. What is the total impulse delivered by the force (units in kg m/s).



参考答案:    

标记此题
8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.27: On a frictionless horizontal surfac+3)g veggi3h ikc( 1sme, two bodies 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 force exvg) ig( 3ghec1+3 ksimerted onto Body 2 from Body 1 during the collision is shown.
What is the mass of Body 2?


参考答案:    

标记此题
9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.28: On a frictionless horizontal surfe,dc n 0c6dd7f1v 5eveace, two bodies make ahead-on collision and stick together. Body 1 has a mass of 3.5 kg and initially moves to the right with speedcddde7e1n5, f60 vecv 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?


参考答案:    

  • :
  • 总分:9分 及格:5.4分 时间:不限时
    未答题: 已答题:0 答错题:
    当前第 题,此次习题练习共有 9 道题
    本系统支持习题练习,作业与考试三大模式,作业考试自动评分,成绩排序一键导出,可设定动态变量同一试卷千人千题
    如果您对本系统感兴趣,想加入我们或者想进行任何形式的合作,请加微信 skysky1258

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

    GMT+8, 2025-7-1 12:56 , Processed in 0.110128 second(s), 40 queries , Redis On.