无忧得胜-网上国际课程 (5edu.win)

 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:Electricity and Circuits: Capacitors

 作者: admin 发布日期: 2026-05-21 08:54   总分: 16分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月22日 11:00  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  
  04.36: An electric current of 6.8 μA is used to charge a parallel plate z jvg(+80bppn capacitor at a rate of 8.4 volts per seconnp0v+gz(j p8 bd. What would be the capacitance of the capacitor?

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  
  10.36: In terms of the sem.4mg zwf/q 8+ci-4v,vovlcsven fundamental SI units in the MKS system, the unit fol-+zofc,4g 8s 4cvmq/i.v v wmr capacitance is written as which of the following?

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  
  96.29: Two large parallel plates afi1s4 0b uom+g distance d apart are charged by connecting themm0ugis 4+ fbo1 to a battery of potential difference V. The battery is disconnected, and the plates are slowly moved apart. As the distance between plates increases:

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  
  97.34: Two large oppositely charged insulated plates have a unifo0cs/4tix8 wh :phv5ys rm electric field between them. The distance between the plates is increas 8w/0vstihx s4phc5 :yed. Which of the following statements is true?
I. The field strength decreases.
II. The field strength increases.
III. The potential difference between the plates increases.

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  
  98.37: Two isolated parallel plates arhvq 58;l6iugg wlu* ;xe separated by a distance d. They carry opposite charges Q and each has surface area A. Which of the;qglilu6g u hv*x; 5w8 following would increase the strength of the electric field between the plates?
I. Increasing Q II. Increasing A III. Increasing d

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  
  00.18: Two parallel metal plates carry opposite electrical charges each ok 9 (s.gfjut7 20;ggvpocf)ewith a magnitude of Q. The plates are separated by a distance d and each plate has an areac; (t9.eopv0jf2g7u ksgg)fo A. Consider the following:
I. increasing Q II. increasing d III. increasing A
Which of the following would have the effect of reducing the potential difference between the plates?

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  
  02.39: A parallel-plate capacitor is connected todt2eda hl9z p8ppe:q-q94re6 a resistanceless circuit with a battery having emf E until the capacitor is fully charged. The battery is then disconnected from the circuit and the plates of the capacitor are moved 9q4q8ep-eezp 96pr:l2dhad tto half of their original separation using insulated gloves. Let $V_new$ be the potential difference across the capacitor plates when the plates are moved together, $V_old$ be the potential difference across the capacitor plates when connected to the battery. $V_new/V_old$=?

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  
  08.42: A parallel-plate capacitor is connected to a battery. il.y 3mt(rn)akga wpm*pt-)(l2r *yoWithout disconnecting the capacitor, a student pulls the capacitor’s plates apart so that the plate separation doublel.*yp()og yam pw)mtr 32i (rl-ktna* s. As a result of this action, what happens to the voltage across the capacitor and the energy stored by the capacitor?

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  
  96.31: See the accompanying figure. What is the current through t8ixxv7x ,y ,fn.qjh 6the 300 Ω resistor.fx 867hxn, vyj i,qtx when the capacitor is fully charged?


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  
  98.39: In the circuit above, the 3.00 μF capacitor is fully charged at 18.0 ngxcl,q,,-0tty;wdtk68kfm μC. What is the value of the power supply voltagetytxd;tlk gf-,,wn08 mq ,6kc V?


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  
  01.19: Three identical capacitors each with a capacitm( u wzyuky62gy *d.r8ance of C are connected as shown in the following diagram. What would be the total equivalent capacitance of th.86ry y* 2(wumydzgku e circuit?


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  
  04.43: Assume that the capacitors are initially unchak*m;b61xhm i-n5u x l2fdl7ei rged.
At time t = 0, the switch S in the circuit is closed. At that instant, what is the equivalent resistance ofthe circuit?


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  
  04.44: Assume that the capacitors are initially uncharge;ehqf) 5*aczs yw*gw+ d.
After the switch has been closed for a long time, how much charge is on the positive plate of the 3 μF capacitor?


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  
  08.31: For the circuit shown,(5 m/w6 doi0*hhtkooo ξ =6.0 V, $R_1=7.0Ω$, $R_2= 3.0Ω$ ,$R_3= 6.0Ω$ , $R_4=12.0Ω$ . After operating for a long time, equilibrium is established. What is the voltage across the capacitor at equilibrium?


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  
  17.47: Once the circuit shown reaches equilibrium, what is the malg/pmvfv8t:uh379(- x k5y- stmhf tt gnitude of the potential diffeu-p83t( 5/m hgf9-xmt 7svv t:lkfyh trence across the capacitor?


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  
  05.48: For the configuration of capacitor shown, ty2/u ,vwsp p36,scq w both switches are closed scp362 qs,y/pw tv,uwsimultaneously. After equilibrium is established, what is the charge on the top plate of the 5 µF capacitor?


参考答案:    

总分:16分 及格:9.6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 16 道题
本平台(https://autoconfig.5edu.win/)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|手机版试卷|使用帮助|手机版|无忧得胜-网上国际课程 (https://5edu.win)

GMT+8, 2026-5-28 03:06 , Processed in 0.129441 second(s), 62 queries , Redis On.