题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp,上传完成后会在上方生成预览,用鼠标连续双击缩略图,或拖动缩略图,该图片就被绑定至本题,显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片,绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


习题练习:Newton’s law of motion



 作者: admin发布日期: 2024-07-30 13:02   总分: 43分  得分: _____________

答题人: 匿名未登录  开始时间: 24年07月28日 14:39  切换到: 整卷模式

标记此题
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 object when its velocity is doubt/jp5xx vi:y- led?

参考答案:    

标记此题
2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.14: An intrinsic property of matter is one that doa f,8)b hi.1o fl;gulmes not depend on the quantity .lf,gh;)iom1a 8 lubfof matter present. Which of the following properties is NOT an intrinsic property?

参考答案:    

标记此题
3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.16: A 20 kg boulder rests on the surface of the Earth. Assume the Earth hgo6jznebnrjq: cps) b8 693g(as mass g)pe :bn63znq oj6bgjs(9cr 8$5.98 \times 10^{24} \; kg$ and $g = 10\;m/s^{2}$ . What is the magnitude of the gravitational force that the boulder exerts on the Earth?

参考答案:    

标记此题
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 n, kes,4h0g hriear the surface of the Earth. What is the magnitude of the gravitag sh,ki4,0hr etional force acting on the earth by the sphere? The Earth mass is $5.98 \times 10^{24} \; kg$ .

参考答案:    

标记此题
5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.09: Is it possible for an object’s velocity to increase whileg2xcjm b0 cobm7h50v n00uqa- its acceleration decreas0ocm0 j5xbc07bh qnu v0-ma 2ges?

参考答案:    

标记此题
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 everyqk j:l*+fa9//fv0tptwz z0 ; cltm7iq point in its motion, the direction of the parti0+z /ft;v /qjztlk7*f 9a:c0 tp qlmwicle’s momentum is ALWAYS

参考答案:    

标记此题
7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.14: A block is suspendemnu6gz8ppu .y d5t (w1d in the air at the end of a string held 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 Newton’s Third Law pair force to the force of the string on th6 p(gzyw5utu nmp.18de block?

参考答案:    

标记此题
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 gf/0m 8zpwe gwm7h-)enet force constantly zero on the objec8 gz 0 )7wm-egwefpm/ht?

参考答案:    

标记此题
9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.28: An object is in free fall close to the grou2f vu tl5t-24m6;j h/fdblmofnd. A person intervenes and slows the object uniformly to rest. Which one of the following statements must be true about the magnitude of the acceleration of the object as it is being stopped by the person? The magnitude ;22jfvdtl6hf4flb mo u/ -mt5 of the object’s acceleration is a and the magnitude of the acceleration from gravity is g.

参考答案:    

标记此题
10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.03: An object in equ ;uy3qswp a(p;zluk b)go 0v76ilibrium has three forces, F1 of 30 N, F2 of 50 N, and F3 of 70 N, acting on it. The magnitude of thwo7(0s;;u)l zgppv qa36byuk e resultant ofF1 and F2 is

参考答案:    

标记此题
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 to pj(5+3 b*z/ ;m*vv4zqyqd e oms duy/kform a resulsy/ d kqz e/mj+b3d4*m5y;zquov*(pvtant with a magnitude of which of the following

参考答案:    

标记此题
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 closelh xixr+)ut jc2k-2 h;cyp((ggy associated with Newton’s Third ugc +hx(;hr(2pyt)g -icj xk 2Law of Motion?

参考答案:    

标记此题
13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.06: The reaction force does notnls s yc8qlc p/2aq5 ysh/68z1 cancel the action force because:

参考答案:    

标记此题
14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  14.14: A box rests on the floor of an ela zd dw1;3yo3pevator. The elevator is accelerating upward. Which one of the 3da 31wzpyod; following choices best represents the Newton’s Third Law pair force to the gravitational force acting on the box by the Earth?

参考答案:    

标记此题
15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.15: A skydiver falls downward throkkd.y36d3*qo. rdh wzugh the air with constant speed. Which one of the following choices correctly describes the Newton’s Third Law pair force to the air resistancqzdwkdd. r33yk ho 6*.e acting on the skydiver during the fall?

参考答案:    

标记此题
16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.08: A baseball is thrown 0 sah/ d+1pbzvby a pitcher with a speed of 35 m/s. The batterswings and hits the ball. The magnitude of the force bv/d h0s1+zpathat the ball exerts on the bat is always

参考答案:    

标记此题
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 uo8kf(bi (,ns k*jrg1nv:vev( of8 -qtable. On top of the book is a calculator, also at rest. Which one of the following choices i:(*bj(8 -k(, u1nq evoo8vffkigs vrns the Newton’s Third Law pair force to the force that the table exerts on the book?



参考答案:    

标记此题
18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.06: The students in a Phy:mps ;i6 b.cl(fotr,z)8e yyrsics I class were in lab conducting an experiment related to Newton's Second Law. The collected data were displayed on t sit (pfmlro.r ;6)cz 8eby,:yhe graph at the right. From this graph, what conclusions can the students make?


参考答案:    

标记此题
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 w.g5 get1s 2r m7ikcdy -g2asn*ere doubled while at the same time the mass of the objecri2m2-dsg.ya g15ngt*k7 esct was halved,then the acceleration of the object is

参考答案:    

标记此题
20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.15: A car whose mass is 1500 kg is accelerated uniformly from res,;hxo;q f0we s,0r bdht to a speed of 20 m/s in 10s. The magnitude of dohb,ewqs;,;xfh 0r0 the net force accelerating the car is:

参考答案:    

标记此题
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. The mass of thzf2x+ dduw3 3(h* tquy hkss;1e trailer is 4 times the mass of the(;1 ts3uq 3dsyzh*h2wd u +xkf tractor. If the tractor accelerates forward, the force that the trailer applies on the tractor is



参考答案:    

标记此题
22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.16: Which of the following principlfd;4.hsp 8;du.*8ef qzoa iawes best explains why large tractor-trailer trucks generally accelerate much more sqa;ods 8.uf;.fw d phe8az4i* lowly that automobiles?

参考答案:    

标记此题
23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.19: A 50 kilogram skater at rest on a frictionlefh- tg9r4j (u5(dxf-ioz qxf)ss rink throws a 2 kilogram ball, gfhd 4f-q(j(r9f)ioxu-zx5g tiving the ball a velocity of 10.0 m/s. Which statement describes the subsequent motion?

参考答案:    

标记此题
24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.13: An object near the surface of the earth with a weight of 100 newtons fe gw;;w*6e)cprtpnsm ygvt;lk+zlj) 6. 96fis acccp;vzg* pmel .tre+)n6j sg);lt6 w 6fwk9;yf elerated at $4\;m/s^{2}$ . What is the net force on the object?

参考答案:    

标记此题
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 kdt/nqoc50lvfv2l4 z6,l bu .ag is accelerated from rest by a constant force of 2400 N. What is the speed of the car 8.0 s after beginning, zu5va/o vl0q6d.tnblc4l2 f?

参考答案:    

标记此题
26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.32: A 3.0-kg block with i5ms;rlt + l+ ryw-tsy(nitial speed 4.0 m/s slides across a rough horizontal floor before coming to rest. The frictional force acting on the block is 3.0 N. How far does the block slide before co m ty-(+rlslws+rt5;yming to rest?

参考答案:    

标记此题
27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.38: A block with initiap ng272 s4mnqlx5zcb7 l velocity 4.0 m/s slides 8.0 m across a rough horizontal floor before coming tm 2bz5c7n7pgnxs q42l o rest. The coefficient of friction is:

参考答案:    

标记此题
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 pukkyd mxha, 60z8b;m l.shes directly to the right on the box with a force of 60N. The coefficient of kinetic friction between the box andzl0b.a hd6,k8 x;mykm the surface 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?

参考答案:    

标记此题
29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.16: A block initially moving at 8 m/ m85prols3/x1dzj vk w ,sr;1bs accelerates uniformly to rest on a horizontal surface. Thzrxv1d,p oslr 3bs; 51mwk8j/e block travels a distance of 12.0 m during the slide. Which one of the following choices best represents the coefficient of kinetic friction between the surface and the block?

参考答案:    

标记此题
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 pq, ias6d p5qe1 +ss5 ,bpvin1natch of ice at a speed v with its brakes locked. It then hits dry pavement and skids to a ss+q 1i bes5a,dn ,v5pp1 n6qsitop in a distanced. The coefficient of kinetic friction between the tires and the dry road is μ .
If the car had a mass of 2m, it would have skidded a distance of

参考答案:    

标记此题
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 acocr eo.;e fw scsw azw5:98d*9ross a patch of ice at a speed v with its brakes locked. It then hits dry pavement and skids to a stop in a distanced. The coc o eedwrc:*s995 s8 ow.w;afzefficient 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

参考答案:    

标记此题
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 an emergeoe;gbsmn:tk2r bm)-aef- -e ;ncy stop by slamming on the car's brakes and skidding to a stop. How far would the car have skidded if it had been traveling twice ;o -r-t a)-: gseme ef2mbk;bnas fast?

参考答案:    

标记此题
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 cara +5 (l ou6ntsgjd)7jvefully control each of the following devices. Which of these devices can cause an acceleration in a moving carj+ 7tulj5vog a d6s)(n?
(1) the break pedal ( 2) the gas pedal ( 3) the steering wheel

参考答案:    

标记此题
34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.25: The net force on a ro6vc1 6 lmo0d9uh**dzhnsw 8ofcket with a weight of 15000 newtons is 24000 newtons. About how much time is needed to increase the rocket ’ speed from 12 m/s to 36 m/s near th*ls1dhmhz 6vc6 f0 wond8*9uoe surface of the Earth at takeoff?

参考答案:    

标记此题
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 perd+2py 6jd ,oinson called Ted exerts a force T to the rj6d +pn ,iydo2ight 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 box accelerates to the right, rank the sizes of these three forces exerted on the box.

参考答案:    

标记此题
36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.27: The diagram below shows three roller coaster tracks of equal length. Assuujvf 7,*.vz gcks(a;qjr;m0p5g cb-y me that on all tracks the roller coaste; 5(rcjysz pjvvckq bufa- .g0,g7*m;r carts start from rest at the same elevation 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 be traveling the fastest at the finish?

参考答案:    

标记此题
37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.28: The diagram below shows threan4. dtc3e swr,evi2 7e roller coaster tracks of equal length. Assume that on all tracks the roller coaster carts start from rest at the same elevation and moves frictionlessly over the tracks to the finca42e sri,73nt wve. dish.
If all roller coaster carts start at the positions shown, on which track would the roller coaster cart reach the finish first?

参考答案:    

标记此题
38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.29: Assume the rollercoaster cartrolls frictionlessly alo *gyv84 ,bdtcdng the curved track from point A to point C under the influence of gravity. What would be ,vd4dc*8b tg ythe direction of the cart's acceleration at point



参考答案:    

标记此题
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 floor by x nwd-(ukho48o f.h0da rope which makes an angle of 300 with thewk u8 hh(o-dd ox4nf.0 horizontal. Which of the following 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?



参考答案:    

标记此题
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 rn +v0y,i2otf a0j;bivest is pushed against a wall by a 100 N force as shown. Thecoeffi;tfvi0 bi+j 0n yav2o,cient of kinetic friction is 0.30 while the coefficient of static friction is 0.50. What is true of the friction acting on the block after a time of 1 second?


参考答案:    

标记此题
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 patch of grkyd8 )(4kxvu6(g / calyl+ b+dqwp p*bass with a constant speed by applying 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 pdd w(bl*+ k +k4xb(u/ vqc)lgyy8p6athe following relations among the various force magnitudes, W, f, N, P is CORRECT?


参考答案:    

标记此题
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 kyu p.3,+ddfj on a table. Neither is moving. Which of the following statements concerning this situation is .3 p yf+,kdudjCORRECT?


参考答案:    

标记此题
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 n9anyp5rqe xp2 y-)jdi8ro.7 sleigh as the sleigh is pulled up a hill with an increasing speed. The crate is not fastened down to the sleigh. What force is responsible for the crate’s increase in speedup n57n o-yjrie 2.)rp a dx8qyp9the hill?

参考答案:    

  • :
  • 总分:43分 及格:25.8分 时间:不限时
    未答题: 已答题:0 答错题:
    当前第 题,此次习题练习共有 43 道题
    本系统支持习题练习,作业与考试三大模式,作业考试自动评分,成绩排序一键导出,可设定动态变量同一试卷千人千题
    如果您对本系统感兴趣,想加入我们或者想进行任何形式的合作,请加微信 skysky1258

    浏览记录|手机版首页|使用帮助|题库网 (https://tiku.one)

    GMT+8, 2025-7-11 16:40 , Processed in 0.440748 second(s), 107 queries , Redis On.