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：Physics Unit17: Electric Potential
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 75 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；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。本试卷的直接作答链接 https://tiku.one/test75.html
 作者: admin  发布日期: 2022-08-15 14:49    总分: 75分  得分: _____________

答题人: 匿名未登录  开始时间: 22年08月15日 14:49  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  
  Which of the following isq *3qo5g+qps m not a vector?

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  
  One joule per coulombp/cr3 wb2t0u atde/k* is a

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  
  Two identical aluminum objects are insul 8ga*lt+dd g5 .o3qk+gt 1qaazated from their surroundings. Object A has a net charge of excess electrons. Object B is grounded. Which akd+*.a3taqoz+gtq l g dg851object is at a higher potential?

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  
  For a proton moving in the direction of the jqdnyk5w ry 1 ,rafbvo+i7d3g2p b8:7electric field

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  
  For an electron moving in a direction opposite to the electric ;fxx + gu*pb* )vy:ubmfield

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Several electrons are placed on a hollow conduct;rszus- 3y2 hding sphere. They

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  
  A small charged ball isv (mus2) 4twnk nh:gx3 accelerated from rest to a speed v by a 500 V potential difference. If the potential difference is changed to 200gn)uvtxnk4 :s w( 3mh20 V, what will the new speed of the ball be?

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  
  A surface on which all points are 0 +z-lewacqauq0f1 yn /mn-4o at the same potential is referred to as

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  
  A negative charge is moved from point A to poiim/- ,wzgc(5,s d cf0 q9qkosfnt B along an equipotential surfacfs szg 9c0w(o-f,dc,m qkqi5/e.

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  
  An equipotential surface must 6g9odx 5a3n+fqelad7(mx : qtbe

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  
  The energy acquired by a particle carryibu.g, .+qf thrng a charge equal to that on the electron as a result of moving through a potential di.,.g rutb +qhffference of one volt is referred to as

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  
  The electron-volt is a uni c7vxqely dyafh/r37k 88q4w)t of

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  
  One electron-volt corresponds trj1 k6h 0ay+gvo

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  
  The absolute potential at a distance of 2.0 m from a*5;jh7awcjkm2.lzv d positive point charge is 100 V. What is the absolute potential 4.0 m away from the sameac5k w;d.*h vjj2mlz7 point charge?

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  
  The absolute potential at a dis/k hq9gqm(9w4*)h dt6z chlcma/p;gatance of 2.0 m from a negative point charge is -100 V. la cg9h/q 9phw; *) hzgammdc6(k/q4t What is the absolute potential 4.0 m away from the same point charge?

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  
  The absolute potential at the exact center of a square is 3.0 V when a/fsf lm2) 3o.1 pw*g7bm ilwmr charge of +Q is located at one of 1./ l3s bgmomw )7pfl rfim*w2the square's corners. What is the absolute potential at the square's center when each of the other corners is also filled with a charge of +Q?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The absolute potential at the center of a square is 3.0 V wnhpvb spfy8 akm,,0-4v5 kh u;hen a charge of +Q is located at one of the square's corners. What8-,vyb vu,k m;p5 nkaphhsf04 is the absolute potential at the square's center when a second
charge of -Q is placed at one of the remaining corners?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Electric dipoles alwd77* :bpp m,mrnn0 wfv0hoh1 eays consist of two charges that are

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  
  One coulomb per volt i;pa92a wu*li ked;j;n)jtxg7e ng hyzvz9,2+ s a

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  
  Two parallel-plate capacitors are identical in every respect except that o4k 5s8kwal0tf kw w6g/ne has twice the plate area of the other. If the smaller capacitor has capaciwk 6k ft5kl 4w0asw8/gtance C, the larger one has capacitance

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  
  A parallel-plate capacitor has a capacitaj ard49:j)yd bnce of C. If the area of the plates is doubled and the distance between thj: 9y4)j ddbare plates is halved, what is the new capacitance?

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  
  A battery charges a parallel-plate capacitor fully and then is removed. The p1tw-ha - v3vadlates are immediately pulled apart. hvwa-3t vd- 1a (With the battery disconnected, the amount of charge on the plates remains constant.) What happens to the potential difference between the plates as they are being separated?

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  
  If the electric field between the plates of a given capacit*lxig/mp 31eyor is weakened, the cap *g1m/ ipxlye3acitance of that capacitor

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  
  The plates of a parallel-plate capacitor are maintained with rkqdo )8co1zzx1)c 3qconstant voltage by a battery as th1 dor) ) xqocz8c1qzk3ey are pulled apart. During this process, the amount of charge on the plates must

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The plates of a parallel-plate capacitor are maintalbqj14(de6 a dined with constant voltage by a battery as they are pulled apart. What happens to the strength of the electric field duri(lade6qb 1d4 jng this process?

参考答案:    
标记此题
26#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State three reasons for adding a dielectric mat7pupg0ud 9aa3erial between the plates of a capacg 7dpa9upu0a3itor.
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  
  A dielectric material such as paper is placed between the plates of a capahzc* x3cx0mrl0)) m)5wgeaqi citor. Whatw)qazl xg*0 im )xm 3)hcce50r happens to the capacitance?

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  
  A dielectric material such as paper is placed between the plates of a capacit +vj5k0piq 4dzor holding a fixed charge. What happjkd0 5vi+zpq4ens to the electric field between the plates?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitor is connected to a ad8s52l( axlqbattery and becomes fully charged. T85qs( dla 2xalhe capacitor is then disconnected, and the separation between the plates is increased in such a way that no charge leaks off. The energy stored in this capacitor has

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  
  Doubling the capacitance of a th()7d)a mrut9d+ q i4t:ww gscapacitor holding a constant charge causes the energy storehdttstw)(mdu4)7w g i:+q9rad in that capacitor to

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  
  Doubling the voltage across a given capacitor causes the energy stored in qa r0 rs/16lq 8uk6jidthat capacitor to86d rq ik/qjlra610s u

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  
  It takes 50 J of energy to move 10 C of charge from point A to poiml i u48nxt,2+ygd9rmnt B. What is the potential difdtny l9g24xm+ ruim,8 ference between points A and B?

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  
  The net work done in moving an electron from point A, where the pot1+mbw2coq4 h xential is -50 V, to point B, where the potential is +w1xbh2 m4co q+50 V, is

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  
  A proton, initially at ra 2owcngt g b.sjew 8po)-((*uest, is accelerated through an electric potential difference of 500 V. What is the kine )os(.weg (cgbw au*j-p2o 8nttic energy of the proton?

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  
  A proton, initially at rest, is acc2agp)rjj7b g 2 5io spk))6wmuelerated through an electric potential difference of 500 V. What is the speed )pb2sm o)2ua657pi)jgrjkwg of the proton?

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  
  Starting from rest, a proton falls thfcrs )4mj;s7yrough a potential difference of 1200 V. What scj yfss)m; r47peed does it acquire?

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  
  How much work does 9.0 V do in moau1bd4k :y+ /2haj sxkving $8.5 \times 10^{18} \; electrons$?

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  
  A stationary electron4roccx w- gvn)0jj -*s is accelerated through a potential difference of 500 V. What is the velocity of the electron afterwardx- c4r0*jwov jsn gc)-?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 4.0-g object carries a charge of 20 mC. The object is accelerate;px+ocz1 o6bg, 5lwond from rest through a pon, 1p6+ o5owzxlbog; ctential difference, and afterward the ball is moving at 2.0 m/s. What is the magnitude of the potential difference?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 6.0-V battery maintain 5g(ab2yi z.5g +ybmgms the electrical potential difference between two parallel metal plates separated by 1.0 mm. What(2.amgy g +yi5b5g zbm is the electric field between the plates?

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  
  A uniform electric field, with a magnitude of 500 V/m, is directed 8j3rvv1id 0sy;8yf ,zwrhyf/parallel to the +x axis. If the potential at x = i rjdzv/v3 f8,y;yw h fy0s8r15.0 m is 2500 V, what is the potential at x = 2.0 m?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider a uniform e +gabv7ai qf3j)2v .bqlectric field of 50 N/C directed toward the east. If the voltage measgba. 2 aq b)jf+iqv73vured relative to ground at a given point is 80 V, what is the voltage at a point 1.0 m directly west of that point?

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  
  A proton moves 0.10 m along the direction of an electric field of magnitude 3.0 pwv: z0(dnht 5V/m. What is the change in ki( twh5pdz:n0v netic energy of the proton?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two parallel plates, separated by 0.20 m, are connected to a 12-V battery. An j5xyqh- go8ok knvi,jf /3sztq 703 /relectron released from rest at xjz3fiy/ngk sj 0oqv8 r-5q3,ot h/k7 a location 0.10 m from the negative plate. When the electron arrives at a distance 1.50 m from the positive plate, what is the potential difference between the initial and final points?

参考答案:    
标记此题
45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two parallel plates, separated by 0.20 m, are connected t bosb5m1mc70 po a 12-V battery. An electron released from rest at a location 0.10 m from the negative plate. When the electron arrives at a distance 0.050 m from the positive plate, how much kinetic energy does the electr7m s0bb1pco5 mon gain?

参考答案:    
标记此题
46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two parallel plates, sepqc3h e/45ayo earated by 0.20 m, are connected to a 12-V battery. An electron released from rest at a location 0.10 m from the negative plate. When the electron arrives at a distance 0.050 m from the positivho5eyq e 3c4/ae plate, what is the speed of the electron?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider a uniform electricqci eot3ba*1s/:l 7mtbr.ct7 xv1v(t field of 50 N/C directed toward the east. If the voltage measured relative to ground at a given point in the field is 80 V, what is the voltage at a point 1.0 m directly exli (t:ce mt77vv *3b.1r/tq1cotbsaast of the point?

参考答案:    
标记此题
48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider a uniform electric field of 50 N/C d 1oj 1vx tp1l9h0d;gyuirected toward the east. If the voltage measured relative to ground at a given point in the field is 80 V, what is the voltage at a point 1.011jyglvpd oh 0x ;t19u m directly south of that point?

参考答案:    
标记此题
49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a Cu2+ ion drops through 4ee./i el6u nja potential difference of 12 V, it will acquire a kinetic en l6e/j nue4ei.ergy (in the absence of friction) of

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the potential at a distance of h 72oc w1xde6him;vhm26x:;fbh.gll $5.0 \times 10^{-10} \; m$ from a nucleus of charge +50e?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two 3.00-mC charges are at the endn: fs4j.rkd5f s of a meter stick. Find the electrical potential for the ce45 rff: n.jsdknter of the meter stick.

参考答案:    
标记此题
52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 5.0-nC charge is a fxn51 xz)mzngyc6 b.5t (0, 0) and a -2.0-nC charge is at (3.0 m, 0). If the potential is taken to be zero at infinity, what is the electric potential at point (0, 4.0 m)? n)z zngf x5x.1b6cmy5

参考答案:    
标记此题
53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 5.0-nC charge is at vzvkgl,4 7 zz5-vgbk6 (0, 0) and a -2.0-nC charge is at (3.0 m, 0). If the potential is taken to be zero at infinity, what is the electric 4,5bkzg6k-gl 7vzvz v potential energy of a 1.0-nC charge at point (0, 4.0 m)?

参考答案:    
标记此题
54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 5.0-nC charge is at (0, 0) and a -2.0-nC charge, e-h( m), xbxizfhbd2 sux9z) is at (3.0 m, 0). If the potential is taken to be zero at infinity, what is the work required to bring a 1.0-nC charge from infinity to point (0,, h xzfhxxbziue,)(smd-) 9b2 4.0 m)?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Four charges of equal charge +q are placed ad i9 px; gj t6em,,ii1ckyljr;6fa/a 2t the corners of a rectangle of sides a and b. What is the potential at the center of the rectangle if q = 2.0 mC, a = 3.0 cm, and b = 4j ifr d,2; lt166e,ji9 yacmgpkx ;ai/.0 cm?

参考答案:    
标记此题
56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A square is 1.0 m on a side. Charges of +4.0 mC are placed in two d8 1iut+iq vky+iagonally opposite corners. In the other two corners are placed charges of +3.0 mC and -3.0 mC. What is the abtiy+q+ kiu8v 1solute potential in the square's center?

参考答案:    
标记此题
57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An alpha particle (charge +23ui:w7y nt:mcl fl1(he, mass $6.64 \times 10^{-27} \; kg$) moves head-on at a fixed gold nucleus (charge +79e). If the distance of closest approach is $2.0 \times 10^{-10} \; m$, what was the initial speed of the alpha particle?

参考答案:    
标记此题
58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How much energy is necessary to place three chargey .i6 dby(ouqnwp;3p2 s, each of 2.0 mC, at the corneq3di oyw2b.p6 y(p;un rs of an equilateral triangle of side 2.0 cm?

参考答案:    
标记此题
59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What charge appears on thn +:ia xp r6rvxe)dc),e plates of a 2.0-mF capacitor when it is charged to 100 6ra:v ,end)xrc)pix+ V?

参考答案:    
标记此题
60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitor has plates of area jric5 z-dyb72psj: 4nd(z(i s$0.50 \; m^{2}$ separated by a distance of 2.0 mm. What is this capacitor's capacitance?

参考答案:    
标记此题
61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitor is filled with air, andv8.d3dxu v+ ri the plates are separated by 0.050 mm. If urdv+ xv8i3.dthe capacitance is 17.3 pF, what is the plate area?

参考答案:    
标记此题
62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacob jz7c) oycq.pi 05u+itor has plates of area $0.20 \; m^{2}$ separated by a distance of 1.0 mm. What is the strength of the electric field between these plates when this capacitor is connected to a 6.0-V battery?

参考答案:    
标记此题
63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitor has a plate separatiosm72p:kbkvq k7cj5 h/ o;*di sn of 5.0 cm. If the potential difference between the plates is 2000 V, with the top plate at the highes2kvmj pk*c od75:;bh7kq /isr potential, what is the electric field between the plates?

参考答案:    
标记此题
64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 6.0-mF air capacitor is connected across a 100-Vm8ohxnb83 *ae battery. After the battery fully charges the capacitor, the capacitor is immersed in transformer oil (dielectric constant = 4.5). How much additional charge flows from the battery, which remained connected durb*88 maoxhe3n ing the process?

参考答案:    
本习题练习全部题目来源于题库网 (https://tiku.one)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
标记此题
65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A charge of 60 mC is placed on a 15 mF capacitor. How much energy b7n.1wl k bo5zis stored in the ca5 klz1w7 bnob.pacitor?

参考答案:    
标记此题
66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  20 V is placed across a 15 mF capacitor. What is the energyps79.u.sm sxm stored in the capacito p9mss7x.s.m ur?

参考答案:    
标记此题
67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A charge of 2.00 mC flows onto the plates of a capacitorvkrexgoe3ms0s/ ;1w op :4t yqze*7o) when it is connected to a 12.0-V battery. How much omr:ve 1oet qx*0wozps ges7y;4/k)3work was done in charging this capacitor?

参考答案:    
标记此题
68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a 10-mF capacitor is60 .c lkbo; r6faxrf.a charged so that it stores $2.0 \times 10^{-3} \; J$ of energy, what is the voltage across it?

参考答案:    
标记此题
69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitor consistsc/hjf n(;shoy3lmgeeuugdf. f :+r:: k9 pa,( of plates of area $1.5 \times 10^{-4} \; m^{2}$ and separated by 1.0 mm. The capacitor is connected to a 12-V battery. What is the capacitance?

参考答案:    
标记此题
70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitorzc 96ytlt2 nr6 consists of plates of area $1.5 \times 10^{-4} \; m^{2}$ and separated by 1.0 mm. The capacitor is connected to a 12-V battery. What is the charge on the plates?

参考答案:    
标记此题
71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitor consists of plates of t: o*)ry4zn (p7,u+omyiwrf u 2 ilsg+area $1.5 \times 10^{-4} \; m^{2}$ and separated by 1.0 mm. The capacitor is connected to a 12-V battery. What is the electric field between the plates?

参考答案:    
标记此题
72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capacitor xozjr. j 3k lm 9aap5qjoo/ dx/8bf:;.is constructed with plate area of $0.40 \; m^{2}$ and a plate separation of 0.10 mm. How much charge is stored on it when it is charged to a potential difference of 12 V?

参考答案:    
标记此题
73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel-plate capaciypy bpt8my)m1o p7g/8tor is constructed with plate area of $0.40 \; m^{2}$ and a plate separation of 0.10 mm. How much energy is stored when it is charged to a potential difference of 12 V?

参考答案:    
标记此题
74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 15-mF capacitor is connected to a 50-V battery and becomes (5k(b+ c vgmclfully charged. The battery is removed and a slab of dielectric that(cc5l mkb+v (g completely fills the space between the plates is inserted. If the dielectric has a dielectric constant of 5.0, what is the capacitance of the capacitor after the slab is inserted?

参考答案:    
标记此题
75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A 15-mF capacitor is connected to a 50-V battery and becomes fully charged ; q0x; 0u1 sd m55:/rurx,;ertetiufcm,ko kk. The batte ; txmd/5uqe,;skiu;,of5k0 xtrk10mue :cr rry is removed and a slab of dielectric that completely fills the space between the plates is inserted. If the dielectric has a dielectric constant of 5.0, what is the voltage across the capacitor's plates after the slab is inserted?

参考答案:    
  • :
    •
    总分:75分 及格:45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 75 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

    试卷内容到此结束!   © 2024 题库网 (https://tiku.one)版权所有

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

    GMT+8, 2025-4-19 15:23 , Processed in 0.458026 second(s), 171 queries , Redis On.