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 of the folz6smy m g2v:19shvl0plowing:


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 id pzikfsqf0 ;3 )w;yj1geal mechanical advantage for the pulley system shown to the right?j swyfz)kp1qfi3;g;0

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 compoun 68 4wyfi fcx- *amk8+ oqk5d:.k/hcifety+ jld machine comprised of the inclined plane and pulley shown, a 75N force is required to c-*k+8fw5f.yjhiyq+68cof / 4ki dtek ml: axslide 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 f;a9- sme(tte l*bf6 ljorce of 150 N applied parallel to the incline’s surface is needed to pull the object of mass M=10 kg along the entire lengthmtjlt;f bal se69e -(* of the incline’s surface at a constant speed. What is the actual mechanical advantage (AMA) for this scenario?


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 follokngb9y*0d kkomf(7o( wing choices best represents the value of the incline’s ideal mechanical adv7o k(m9kdo f*(y gknb0antage?


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 * ge*up;p-v(p c:hflz a velocity of +4.0 m/s. A net horizontal force acting along the x-axis is applied to the object with the force-time profile shown. What is the total work thafp guh:( czp*e- lv;*pt 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 theqpy 578a4wdo.m;lmb r +x- axis with a kinetic energy of 16.0 J. 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). 8y5rmma p 7 ow;d4.lbq



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 surface, two bodies make ahead-obwfg.5b3.,q i j5dqgrn 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 exerted onto Body 2 from Body 1 during the collision i53..fwdb5g,iqbj rgq s 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 surface, two bodies make ahead-on col)bg5t la o 9xh9u 34clyns4kd;lision and stick together. Body 1 has a mass of 3.5 kg and initially moves to the right with sbs5y;n 4x34 )t uc9k 9goadhllpeed 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, 2025-4-18 15:48 , Processed in 0.130517 second(s), 39 queries , Redis On.