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:Electric Field and Electric Induction

 作者: admin   总分: 15分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月22日 10:29  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  
  94.07: A positively charged conductor attracts a second object. Which of the fx5o5g z33g*m9+cwx:gw wgfn gollowing statements could be truggg 5m9nx+wxg35:wc*zo wf 3g e?
I. The second object is a conductor with negative net charge.
II. The second object is a conductor with zero net charge.
III. The second object is an insulator with zero net charge.

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  
  96.07: An amber rod is given a net negative charge and held at rest. Whichmy0)nie-c(c1 lh )vs r of the following stat1cs-(v0e mrinhcly )) ements is true?

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  
  15.08: A negatively charged balloon remains at rest when placed on a verwlp)c3l9, fqltical wall. Which one of the following terms is most clf9)l 3,lcqwlp osely associated with the electrical phenomenon allowing the balloon to remain on the wall?


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  
  01.37: A long straightr wny (kr+ ;imig 2)i)84tnruv wire viewed end on carries a conventional electric current out of the paper as shown in the diagram. What is the dykri 8i;m )r4t( gw2vr) nun+iirection of the associated electric field at point P?


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  
  97.05: Point charges 1 and 2 have equal magnitude. The diagram to the w1ldr 8s r4x5a6rt9srright shows the electric f96w1rrs xt5 8 sr4adrlield lines surrounding them. Which of the following statements is true?


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  
  07.26: For the diagram shown6i7,bjts xg)ltuzkel;n 13 fv/ ) +fzz below, what is the ratio of the charges q1 and q2 , where the diagram shown has a representation of the field lines in the space nkl6,/)1uz tj 7l)3es+zvzfifg nb xt;ear the charges.


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  
  05.17: A small positive test charge is placed at point P i)7f)3lz n; .kofb l4c r.wlsxglhk9;hn the region near two charges. Which of the following arrows indicates the direction of the force ofk ;nlfr w)cl.zhbxl7; hkg )l4 3os9.n the positive test charge?


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  
  11.05: A positively charged rod is brek/p mut b6(b nqngjz3./:jm;ought near a metal electroscope that is initially uncharged. As shown in the figure, the rod does not touch the electroscope. There is no charge transfer between the electroscope and rod, but the leaves of the electroscope move apart from each other when the rod is brought near the top of the el.k;mbqgpzn//b 3j n e:tj(6umectroscope. Which one of the following choices is the best explanation for this phenomenon?


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  
  04.15: A positively charged object is brought nxv2dwtbs+7v tm(g * 88pdpbci9 p55zqear but not in contact with the top of an unchargedmvb 9z wvd8 qigp7sx tc825bp*5+( pdt gold leaf electroscope. The experimenter then briefly touches the electroscope with a finger. The finger is removed, followed by the removal of the positively charged object. What happens to the leaves of the electroscope when a negative charge is now brought near but not in contact with the top of the electroscope?


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  
  98.09: An electroscope fzix,* oi *4 z irvp15b,(zmslye(-yfis given a positive charge, causing its foil leaves to separate. iifz(v-*fyzi1l b, e ( m ps4zxoy*5r,When an object is brought near the top plate of the electroscope, the foils separate even further. We could conclude


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  
  97.06: A charged rod is placed between two insulatedut9csqnk xa1 qx62. t. conducting spheres as shown. The spherexk c61 sqq2tantu..9xs have no net charge. Region II has the same polarity as Region


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  
  09.23: A person rubs a neutral comb through their hair and the comb becomes negak l;7rbudfm b+5f sb:8tively 5+fb su;bml78dr:kb fcharged. Which of the following is the best explanation for this phenomenon?

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  
  02.09: When a positive electrically charged gilscj i, ) wu,4bct+l2lass rod is brought near a neutral hollow metal sphere suspended by an insulating string, the sphere s)bw+,ict4cli,j2l uwill be attracted to the rod 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  
  02.24: Two small hollow metal spheres hung on insula n 8o:((u85b budg ygl3bm1zrtting threads attract one another as bu(tb1gn ro8dg3ym5lz ub 8(: shown. It is known that a positively charged rod will attract ball A.
I. Ball A has a positive charge
II. Ball B has a negative charge
III. Ball A and Ball B have opposite charges
Which of the above can be correctly concluded about the charge on the balls?


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  
  06.36: Two uniformly charged non-cz t,vaju)g;bc-c v:b)a:yz,k 83js8;fp ajli onducting spheres on insulating bases areplaced on an air table. Sphere A has a charge +3Q coulombs and sphere B has a charge +Q coul y a)3 ;kpj bg; cvz8alj,avu,i:cbj-t)8 szf:ombs. Which of the following correctly illustrates the magnitude and direction of the electrostatic force between the spheres when they are released?


参考答案:    

总分:15分 及格:9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 15 道题
本平台(https://tiku.one/)支持练习,作业与考试(自动评分)三种模式,群组成绩统计排序导出,题目动态变量实现同卷千人千题
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, 2025-9-17 16:38 , Processed in 0.139883 second(s), 51 queries , Redis On.