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习题练习：Newton’s law of motion
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 451，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/test451.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: 2024-07-30 13:02    总分: 43分  得分: _____________

答题人: 游客未登录  开始时间: 24年07月28日 14:39  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  
  99.36: What happens to the inertia of an d +upag9-1il/ mzqj5oobject when its velocity is doubled?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.14: An intrinsic property of matter isg; 5nb ;wxjmj, one that does not depend on the quantity of matter present. Which of the following properties is Nj5x,m j bgw;;nOT an intrinsic property?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.16: A 20 kg boulder re nfcl;-*a t(mqsts on the surface of the Earth. Assume the Earth has mass aqm *c (f-l;tn $5.98 \times 10^{24} \; kg$ and $g = 10\;m/s^{2}$ . What is the magnitude of the gravitational force that the boulder exerts on the Earth?

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.12: A 5.0 kg sphere is in free fall near the surface of the Earo7j ux -/ qyp/6if/8kp:yttqsth. What is the magnitude of the gravitational force acting on the earth by the sp-xy7j k iq:tpt 8ps//y6/ uofqhere? The Earth mass is $5.98 \times 10^{24} \; kg$ .

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.09: Is it possible for an obo/jmy6k 3i y/c wo3m,u0tz mj2ject’s velocity to increase while its acceleration 2m,0zu6y / m3jkjwtmc/ 3yo oidecreases?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.11: A certain particle undergoes erratic motion. At every poin2 : u hfinini6tngd vn-*9b.uc6.h3wr t in its motion, the direction of the particle’s moment2bn-n.:cdi uii6 tw*f.9rv6 hn3ghnuum is ALWAYS

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.14: A block is suspended in the air at the end of a string hev3pxf8w st 4)5vaod)xld by a person. The person pulls on the string uniformly accelerating the block upward for a short time. During this time, which one of the following choices correctly identifies the Newt)a dox3vf8p )4tvx ws5on’s Third Law pair force to the force of the string on the block?

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.18: In which one of the following situations is the net bnywqk:gzd 9*wc;9lw; 8/yq2kidil9 force constantly zero on the nqkzwliq; wly ;i/89*2 gdwc 9bk dy9:object?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.28: An object is in fcfa;y2 zvc0-8 9td dntree fall close to the ground. A person intervenes and slows the object uniformly to rest. Which one of the following statements must be true about the c9tn z80tdvd;-cafy2 magnitude of the acceleration of the object as it is being stopped by the person? The magnitude of the object’s acceleration is a and the magnitude of the acceleration from gravity is g.

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.03: An object in equilibrium has three forces, F1 of 30 N,rg /*z4p+ga onpf oj-wu(:p9m F2 of 50 N, and F3 of 70 N, acting on it.pzar *- nfogpj up(o4:/9+ mgw The magnitude of the resultant ofF1 and F2 is

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.07: A force of 6 Newtons and a force of 10 newtons can be combine to0r uaye uv010c form a resultant with a magnitude of which of th0eva0 uru c0y1e following

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.06: Which of the following statements is most closely associated f85y;cyg:-gzb ucdj) with Newton’s Thirdu gzjd:c5)b ;g fc8yy- Law of Motion?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.06: The reaction force d 5lq a3l/w;bce.zvas* oes not cancel the action force because:

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  14.14: A box rests on ; 9mqbr, i j;bgj8l 6a-qqe2n;gwf4t othe floor of an elevator. The elevator is accelerating upward. Which one of the following choices best represents the Newton’s Third Law pair force to the gravitational force acting on it;gja,b2 lr8 fg;n b;q-9mjewq4oq6the box by the Earth?

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.15: A skydiver falls downward through the ai x vm2brp. nqq)fs*w-37(buebr with constant speed. Which one of the following choices correctly describes the Newton’s Third Law pair force to the air resistance acting on txv(*3 2f.)nbw bqq me7 spu-brhe skydiver during the fall?

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.08: A baseball is thrown by a pitcher wiy k;xtyewtz8qv/;i;1 yr) m)oth a speed of 35 m/s. The batterswings kixo8tyy /;y;tev) 1 q;m)wrzand hits the ball. The magnitude of the force that the ball exerts on the bat is always

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  11.13: A physics book sits at rest on a table. On top of the3++nl2cz di.rw(k tj6pkx x2 gtxt/i6 book is a calculator, also at rest. gx3 /c+ +.kpwnx(dj6tlk2z ti6i2rxtWhich one of the following choices is the Newton’s Third Law pair force to the force that the table exerts on the book?



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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.06: The students in a Physics I class were in lab conducting an experimeyg agz ,g m3;rta2z9+y4ezynf:/lav/nt related to Newton's Second Law. The collected ,:a;yzlt34ezg gv//gayfy n9 +2maz rdata were displayed on the graph at the right. From this graph, what conclusions can the students make?


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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.03: If the net force on an object were double6h*mx6gk m y6(r9u jjsd while at the same time the mass of the object was halved,then the acceleration of the object iskj66mx9uy6h gj( r m*s

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.15: A car whose mass iqy0x0st :a q 8k,y)hlks 1500 kg is accelerated uniformly from rest to a speed of 20 m/s in 10s. The magnitu0s) , ta:y8xykk0hq qlde of the net force accelerating the car is:

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.05: A tractor-trailer truck is traveling down the road.s zj3v syd7n fh7p7lk9y:1a7q The mass of the trailer is 4 times the mass of the tractor. If the tractor accelerates forward, the force that the trailer appyas jly7 3hp vq:z91nf kds777lies on the tractor is



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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.16: Which of the followin2q ,y2e , w;lzwdsk(rtg principles best explains why large tractor-trailer trucks generally acctdzwr,sl( qy2 k;ew,2elerate much more slowly that automobiles?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.19: A 50 kilogram skatnrw 0 yvkks6sr, h2)t5er at rest on a frictionless rink throws a 2 kilogram ball, giving the ball a velocity of 10.0 m/s. Which statement describes the subsequent mkwyhsrt5,rn 2)s 6v0 kotion?

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.13: An object near the s knrxu;p 6-z j*.0evdakolg8* urface of the earth with a weight of 100 newtons is accelerat;* -.dnl8r0eoz*a x6kkjvg pued at $4\;m/s^{2}$ . What is the net force on the object?

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.25: A car whose mass is 1200 kg is accelerated from rest by a con +:ka q,2ds2yyrbmdi(asw6k9 stant force of 2400 N. What is the speed of the c ai9:bk(,6kyqsd2mas 2 dryw+ ar 8.0 s after beginning?

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.32: A 3.0-kg block b+yw kpp/;c6ewith initial speed 4.0 m/s slides across a rough horizontal floor before coming to rest. The frickb+wpy6; pe/ctional force acting on the block is 3.0 N. How far does the block slide before coming to rest?

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.38: A block with initial velocity 4/ rsrk .*trd7h.0 m/s slides 8.0 m across a rough horizontal floor before coming to rest. The coefficienk7trrrds h. /*t of friction is:

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.21: A 20.0 kg box remains at rest on a horizontal surface while a person pubmp d-cu1fh: 0z2/qknfrc9 /qshes directly to the right on the box with a force of 60N. The coefficient of kinetic friction between the box and the s1h-dq0bmcn fku2fz9rp/ qc :/urface is $\mu_k$ = 0.20. The coefficient of static friction between the box and the surface is $\mu_s$ = 0.60. What is the magnitude of the force of friction acting on the box during the push?

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.16: A block initi w+w6okat*72r7*,oygrw9 t pm2pidc hally moving at 8 m/s accelerates uniformly to rest on a horizontal surface. The block travels a distance of 12.0 m during the slide. Which one of the following choices best represents the co i*rog h2 wpow96wd+rm,yatc7*p7 kt2efficient of kinetic friction between the surface and the block?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.21: A car of mass m slides across a patch of ice at a speed v with htq /,hzt d.x8its brakes locked. It then hits dry pavement and skids to a stop in a distanced. The coefficient of kinetic friction between the tires and the dry road is, dq8.zttxhh / μ .
If the car had a mass of 2m, it would have skidded a distance of

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.22: A car of mass m slides across a patch of iceh)gdt2e5 ncw2w:g3vn w l3/fj at a speed v with its brakes locked. It then hits dry pavement and skids to a stop in a dista:dvel/w3wwc2 5jn2th g)n3fg nced. The coefficient of kinetic friction between the tires and the dry road is μ .

If the car had a speed of 2v, it would have skidded a distance of

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.32: he driver of a car makes anx za07cbilh7 +i1qzh2 emergency stop by slamming on the car's brakes and skidding to a stop. How far would the z1 zi+ l0hc7ha 7xib2qcar have skidded if it had been traveling twice as fast?

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.39: The driver of an automobile must carefullyex0 1oe ;.ptlxvt(5wj control each of the following devices. Which of these devices can cause an acceleratio0 .ot5 wvlxejtx p(1;en in a moving car?
(1) the break pedal ( 2) the gas pedal ( 3) the steering wheel

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.25: The net force on a rocket with a wea x-r;l2 jcsf*ight of 15000 newtons is 24000 newtons. About how much time xc2l-arf; j s*is needed to increase the rocket ’ speed from 12 m/s to 36 m/s near the surface of the Earth at takeoff?

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.21: A box slides to the right across a horizontal floor. A person called Tdxebt z1vq9k;z5 (g :b 2lpjhd/vn 5)eed exerts a force T to the right on the box. A person called Mario exerts a force M to the left, which is half as large as the force T. Given that there is friction f and the hpz)e5d15xd /vg ;vtj2nl( k:9be qbzbox accelerates to the right, rank the sizes of these three forces exerted on the box.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.27: The diagram below shows three rol (f4,:ls +h3goj oixx*v yz7swler coaster tracks of equal length. Assume that on all tracks the roller coaster carts start from rest at the same elevation and moves frictionlezo yhl:j ,(*wgxoix73f +s4svssly over the tracks to the finish.
If all roller coaster carts start at the positions shown, on which track would the roller coaster cart be traveling the fastest at the finish?

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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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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.28: The diagram below shows thres (jckv ;i 6d01v6ooyze roller coaster tracks of equal length. Assume that on all tracks the roller coaster carts start from rest at the same elc;0 d jv(6svkyo1io z6evation and moves frictionlessly over the tracks to the finish.
If all roller coaster carts start at the positions shown, on which track would the roller coaster cart reach the finish first?

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.29: Assume the rollercoaster cartrolls frictionyd- bq mbi-/j;lessly along the curved track from point A to point C under the influence of gravity. What would be the direction of the cart'mjdq /bi--yb; s acceleration at point



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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.40: A box with a mass of 50 kg is dragged across the )7zv7*fl3xqo2 km /fytxsb,ffloor by a rope which makes an angle of 300 with the horizontal. Which of the followingbysqo*k,2f xtm f3v7f)/x z7 l would be closest to the coefficient of kinetic friction between the box and the floor if a 250 newton force on the rope is required to move the crate at a constant speed of 20 m/s as shown in the diagram?



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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.40: A 6.0 kg block initially at 5uo56lqot 0a9:gobd pbsb8ch40pm6 j rest is pushed against a wall by a 100 N force as shown. Thecoefficient of kinetic friction is 0.30 while the coefficient of statio qh ub0b5t6oma:sbgop9 p6j4c850dl c friction is 0.50. What is true of the friction acting on the block after a time of 1 second?


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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.10: A homeowner pushes a lawn mower across a horizontal patch2v5z szzo.5d d of grass with a constant speed by applyingo5z z2 5.zdvsd a force P. The arrows in the diagram correctly indicate the directions but not necessarily the magnitudes of the various forces on the lawn mower. Which of the following relations among the various force magnitudes, W, f, N, P is CORRECT?


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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.14: A book leans against a crate on a tabledvvp8j 5ikaewhu.;q., v-q m 7. Neither is moving. Which of the following statements concerning this situation is CORR ;h 8qqk-.epdiamvwv,5 uv7.jECT?


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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.15: A crate of toys remains at rest on a slzqxd 3c ua:5m;s 7 oy jju,0bcc i9lm(((/yqxxeigh as the sleigh is pulled up a hill with an increasing speed. The crate is not fastened down to the sleigh. What fozb 07 : yccqj,;icm5dqsy 93mx /xxlo(auju((rce is responsible for the crate’s increase in speedup the hill?

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