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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, traveling at speed v, stops in time t when maximum bx(gvh zy;yn1e(fq 8n+o+z- agraking yg1+he8n+azv o ;fn-z ((xgqyforce is applied. Assuming the braking force is independent of mass, 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 velocity of a moving object is doubled, its_______is alsoc:2z;q;cb 4td cjq ko8 double:c4btdj o; kc2 ;q8qzcd.

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.06: Impulse, Fnet3h43(pu a5x*hssd uo 3k-sd9e;yvbr i $\Delta$tis best related to:

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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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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 associayj)5v d-fbi. yted with the following observation about an isolated objefb)-yiy5.jv d ct: “The linear 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 in linear momentum of an object -ly; ) khl15z ia*opcobssj*2is always in the same direction *y;* 2b ajslz5oilok1-ch s)p as the

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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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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 sxbq.x,d*k(4g f 5rtonet force act to produce a change in momentum of 200 kg.m/,.x*f4qdb k( rtx5o sgs?

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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. qd6 qd643kan lQ can have more kinetic energy than P if l6 6qqn dd4ka3it:

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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 mass of 0.50 kg and a speed of 6.0 m/s collide2q6 h50timqif5 p,ogbs perpendicularly with a wall and bounces off with a speed of 4.0 m/s in the opposite direction. h256i pftom,g 05bqiq 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 gymnay-slr (v95rj;qp2b gsrquc*.st falls freely from a height of 4 meters on to a trampoline. The t9s gjy*5qc2u l;sqr.rv r(-pbrampoline then bounces her back upward with a speed equal to 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 mass moves at 10.0 m/s when it has a collision in spaceanirvk;*op8shq lxc9 8oc+ 18 . The mass’s speed was unchanged, r8p*81 ;oqonscc 9k+hi l8xv abut the direction 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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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 b qrj*t)8 *fjz *7ovf p)j0uxz 3rkkn2call for a time of 0.03 seconds. The ball travels in a straight lin vtku7rq3* 0)zx*fz jpn k 28c*jfr)joe 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 ha n ndv90-:yg+2ivnb. ky e5le,r0x/ ub yck-qbs atotal 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-com9,nibdy5bk0/yvg- 0nkreby:nxl2q ue.+ v- cponent 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 ow7otws 3 f7 tmezxx1(5f time t, a point object of mass M moves with velocity V, has acct(wxwf57731eosz x tm eleration a, and is at position (x,y). In what direction 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 downwz guub78sa;-iksqa 1; lv0li/ard hits the ground with a speed of 0.90 m/s and thlb-1uzg;8lqs i70k/ uaa ivs ;en rebounds 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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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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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 straighj x hv8ezbv zx .z 9syy:f/k1+kkqw.)5t downward hits the ground with a speed of 0.90 m/s and then rebounds straight upward with a speed of 0.60 m/s. The collision tim xy hkvfk9x 8 ./kwvzj.:by1s+)z5qzee 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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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 acrosa6 jos 4.4pdjys a horizontal surface w.4d6 ps jj4yoahile 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 pushed to the right across a horiz7j /hj- afkj8lvrn; .c;ihn1sontal surface. When the box has 12.0 J of kinetic energy,h.i -r7;j8jn ajfsv1ch ;nlk/ 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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