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习题练习：Impulse and momentum
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://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 506，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://5edu.win/test506.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: 2024-08-07 16:03    总分: 17分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月07日 15:54  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  
  94.16: A car of mass m, trav 3;l l y7*x1tjzrer 6tok,uc vvvpj9i:4re/b 0eling at speed v, stops in time t when maximum braking force is applied. Assuming the braking force is independent of maer 7j/0jz cxtkvb1r :eotpyv; i9v*4l ,rl6 u3ss, what time would be required to stop a car of mass 2m traveling at speed v?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.04: When the velochtf:+4 z*w+r6abbp z mity of a moving object is doubled, its_______is also doubledbhp 6t +4+b:mwfz*a rz.

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.06: Impulse, Fned9 3(1mbyegy at $\Delta$tis best related to:

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.05: Which one of the following choices is most closely assocxsw09*h6upg ciated with the following observation about an isolated object: “The lis6 p9x *c0gwuhnear momentum of the object is constant.”?

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.21: The change ing tm6tmr.o7qk65h :su linear momentum of an object is always in the same direction as gkm:75 6mrs qu6ht.tothe

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.08: How long must a 100 N net k bpgsp)mp5:xyw,xb0+ k3v e6 force act to produce a change in momentum of 20 xp0bp+mwxkb,6g : p yv3)5eks0 kg.m/s?

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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，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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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.29: P and Q have the same momentum. Q can have more kinetic enerk(bml3+3ah mv gy than P if it: mbmvk (+lh3a3

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.26: A ball with a mass of 0.50 kg and a speed of 6.0 m/s collides pqpzlysb :0m* ypk(2(rerpendicularly with a wall and bounces off with a speed 0y*y rs(k:(lpm b qz2pof 4.0 m/s in the opposite direction. What is the magnitude of the impulse acting on the ball?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.08: A 50 kilogram gym4: jq i2jdi5omif *n8mnast falls freely from a height of 4 meters on to a trampoline. The trampoline then bounces her back upward with a speed equal to the speed at which she first struck th j i5iqm*n8fo2mjdi4: e trampoline. What is the average force the trampoline applies on the gymnast?

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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，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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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.27: A 2.0 kg mass moves at 10.0 mg8,oq-+p n -oi-eip5o wl,dzq/s when it has a collision in space. The mass’s speed was unchanged, but the direct+-z-q op,8eqi,di- wl5ogonp ion of its velocity was altered by $80^{\circ}$. If the collision lasted 0.25 s, what was the magnitude of the average force exerted on the mass?



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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，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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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.13: A bat strikin-y8u, z fes3 p1qqbm/wg a 0.125 kg-baseball is in contact with the ball for a time of 0.03 seconds. The ball travels in a straight line as it approaches and then leaves the bat. If tq pmqs-/wzub31,y8 e fhe ball arrives at the bat with a velocity of 4.5 m/s and leaves with a velocity of-6.5 m/s, what is the magnitude of the average force acting on the ball?

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.43: An object of mass 4.0 g has atotal kinetic energy ozd 7oesx5gs (1u0s9yff 100.0 J and an x-component of linear momentum equal to 24.0 kg.m/s. The object is moving fgx0 s syu(59o1zd7sein the x-y plane. What is they-component of the object’s linear momentum?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.05: At an instant ofp7tzkd:* usp +c0 nvq) time t, a point object of mass M moves with velocity V, has acceleration a, and is at position (x,y). In what direction must the linear momentum of the object+0nd zs7)ktu*p:p q vc be directed at this instant?

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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，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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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.32: A rubber ball of mass 2.0 kg falling straight downward hits the groun0ifcr rb(fqr* 7zk u0/d with a speed of 0.90 m/s and then re/(fbrrizk7 u f0c0*rqbounds straight upward with a speed of 0.60 m/s. The collision time of the ball with the ground is 0.25 s. Treat g = 10 N/kg.
What is the magnitude of the average acceleration (in units of $m/s^{2}$ ) of the ball while it is in contact with the ground?

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.33: A rubber ball of mass 2.0 kg fal31. 7wn01k xa7vhhv qsepr ,gtling straight downward hits the ground with a speed of 0.90 m/s and then rebh1 q,rng3kvp071 xv7t aew.hsounds straight upward with a speed of 0.60 m/s. The collision time of the ball with the ground is 0.25 s. Treat g = 10 N/kg.
What is the magnitude of the average force (in units of Newtons) exerted by the ground on the ball while they are in contact?

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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，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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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  14.12: A box of mass 5.0 kg is being pushed to the right ac a43 mt:/wnaoaross a horizontal surface while:an4ao3 awt/m a constant frictional force of 8.0 N acts on the box. At some instant of time, the box has a speed of 4.0 m/s and an acceleration of$3.0\; m/s^{2}$ . What is the magnitude of the net force acting on the box at this instant?

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.12: A box of mass 12.0 kg is being csp 0c1wr*skw)rr),opushed to the right across a horizontal surface. When the box has 12.0 J of kinetic energy, a 12.0 N net force acts on it. Which one of the following choices best represents the magnitude of the linear momentum of the box at this instantr*sk 1)0,srw)cc owr p?

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