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习题练习：Mechanical Advantage
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 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 can NOT do which of the fmkrid)c c0 5hzpd: u(ecqz5 2:ollowing:


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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 0mve xt nkabo4 / s+-1cb-9wlhpulley system shown to the rigbhl 4+01ncwo t-sa b-e9v/xmk ht?

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本习题练习题目来源于题库网 (https://tiku.one)，学生可刷题练习，扫右侧二维码或加微信skysky1258，获取更多资料
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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 pulletr2iv60,qs60rchdl fc ao e1n 4 a,/pky shown, a 75N force is required to slidaq, /ke40cdposhairn6 fl,t 01r62vce a box with mass M=10 kg up the incline at a constant speed. 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 plan1msh -6ad tss2e shown, a force of 150 N applied parallel to the incline’s surface is needed to pull the object of mass M=10 kg along 6 msha t12-ssdthe entire length of the incline’s surface at a constant speed. What is the actual mechanical advantage (AMA) for this scenario?


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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 follo,:sqh 4fm(x-y gja 1ciwing choices best represents the value of the incline’s ideal mechanical advanta,i:hg 4ja cs y(fmx1q-ge?


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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 object of mass 2.0 kg moves along the x- axis with a veloc9zrhcq* m (z7,v ahsro1 f4(m/:ubmk9 f,it bkity of +4.0 m/s. A net horizontal force acting along the x-ax9*k,:m ui r1 h(4kabmm9,c qh fv (zfr7boz/stis 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 oivvek 8t21 .kqbject of mass 2.0 kg moves along the +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 (unitstk8.1ekqi v2v 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 horizo2)qy bojvmn 5j-)0 0p,viumarg0ts ; intal surface, 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 tgj t5mui0v0bs,;ro -iyv0n )pj)a2qm he force 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 frictionle:( 8dr1mklhr tss horizontal surface, two bodies make ahead-on collision and stick together. Body 1 has a mass of 3.5 kg and initially moves to the rmk8t rl 1:d(hright 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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