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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://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 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://autoconfig.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, travelu ezn3k0,p3x3je jo5o+/ kejying at speed v, stops in time t when maximum braking force is applied. Assuming the braking force is independent of mass, what time would be required to stop au3zexj/, k jp0oje3 ey35nk+o 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 velocity of a ;s ,up lf v b,i3e7clzjl:tl07jg8d5tmoving object is doubled, its_______is also doubled.it;7 03jefj, 7:blcdzvgsl l,t l8 pu5

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.06: Impulse, Fnet03cz 2rcsbnn(2k ia*e $\Delta$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 thq, p- wo6khokuzy.y*0 ,sna.ie following choices is most closely associated with the following observation about an isolated object: “The linear momentum of thpko yio.z.0,hu*6-k yqan sw, e 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 in linear mok:f. 9rlvvrv; mentum of an object is always in the same direction as v: 9kvrv lfr;.the

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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 force act to produce a changeew hs+-b (zp/v in momentum of 20+( vhp/bz we-s0 kg.m/s?

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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 havjt+pe5:gdq -tvm)pr t9 gre4-e more kinetic energy than P if + 5pqd p tgr )ge9-t-rjvme4t:it:

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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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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.26: A ball with a + 2jzsahv21ty2 d 38zm6wnbdomass of 0.50 kg and a speed of 6.0 m/s collides perpendicularly with a wall and bounces offnz3hbom a28zd t d6vjw2+y1s2 with a speed of 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 gymnast falls freely from a height of 4 meters on to a iwxu, /v4mxy+trampoline. The trampoline then bounces her back upward with a speed equal toxi wy4,uvxm/+ the speed at which she first struck the trampoline. What is the average force the trampoline applies on the gymnast?

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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 mass9t xjnzc; saw)4uecq:jx /( mo2.wdk( moves at 10.0 m/s when it has a collision in space. The mass’s speed was unchanged, but the direction of itsuaw m:z.9 ) (tqjndx x2ec /4jk(;wcos 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
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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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.13: A bat striking a 0.125 kg-baseball is in contact with the ball f2e0uj ir0 khnn1*zy6 oj-se u-or a time of 0.03 seconds. Th-hs0*nuz iyejeur 2o6 0jk1-n e ball travels in a straight line as it approaches and then leaves the bat. If the 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 atota0b3sr 0b*egcgd/gf wo u nejw,9.f +y5l kinetic energy of 100.0 J and an x-component of linear momentum equal to 24.0 kg.m/s. The object is moving in the x-y plane. What is they-component of the gwjd bw fsge0+cregn5o9by/0* 3 .f,uobject’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 of time tr2*)tj s9 piy3i 2fers, a point object of mass M moves with velocity V, has acceleration a, and is at position (x,y). In what direcerps2f9is* ji3tyr2) tion must the linear momentum of the object be directed at this instant?

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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 hibut+)c 8*8 3vxxkdpd rts the ground with a speed of 0.90 m/s and then rebounds straight upward with a speedtcr) d+ vbx3d* x8kpu8 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 falling straight downward hits the grou.a92zl aa1zcq2c h4z3* ippkznd with a speed of 0.90 m/s and then repaz.kcha *p3z 1z2l9 iq c2z4abounds 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
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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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 pushedt,q9o f+6c jje8z hoz3 to the right across a horizontal surface while a constant frictional force of 8.0 N acts on the box. At some instant of time, the botjj ocf z86he,9o3+qzx 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 ej5t de *q.ho6is being pushed to the right across a horizontal surface. Whend*etqo 6h.ej5 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 instant?

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  • 姓名:游客(未登录)
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    总分:17分 及格:10.2分 时间:不限时
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