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:Capacitors



 作者: admin发布日期: 2024-08-22 20:08   总分: 16分  得分: _____________

答题人: 匿名未登录  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 chargsj;oh /nwu +:1l+3xb xs+z tuce a parallel plate capacitor at a rate of 8.4 volts per second. What would be the capacitance of t c +jsn xlw31xt+/+:uuhzo;s bhe 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 seven fundamental SI units in the MKS system, the utsd)gd7 +3jgq nit for capacitance is written as which of the followid j)g7qdg+st 3ng?

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 a distance d apart zyu(7o: . kan newtux l313cs.p;npn6 are charged by connecting them to a battery of potential difference V. The battery zsy6173;pk3an.to u: unlnp w c(nxe. 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 chatj/+tlyb s +h8m)pk2yg irc )4rged insulated plates have a uniform electric field between them. The distance between the plar bs)pli )+t+jg yyk48c /h2tmtes is increased. 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 pl t;rt/e(h 6oslates are separated by a distance d. They carry opposite charges Q and each has surface area A. Which of the following would /oelrsht ;6(tincrease 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 elec+dqprlhuho9;x 19mpn( 9y ) fbtrical charges each with a magnitude of Q. The plates are separated by a distance d and each plate has an area A. Consider the fobphuq9;)x n9o+dfrhpm( l y91llowing:
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-plate5/ v7edv yp/g++rr lkt capacitor is connected to a resistanceless circuit with a battery having emf E until the capacitor is fully charged. The battery is then vy pk+ rt7le/ +rv/gd5disconnected from the circuit and the plates of the capacitor are moved to 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 tb g7;6q3ja, ds8yyxl*s0 mtx:q*duwuo a battery. Without disconnecting the capacitor, a student pulls the capacitor’s plg m6uu:b 0l,;y38d* *xqqw jxtya sds7ates apart so that the plate separation doubles. 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 figu e150h yco 1vf-a;0it kd1u/ e6cy4hxy(rht zere. What is the current through the 300 Ω resistor when the capacitor if- y e561a(dz ei40cytrtohvx1 cuk0 /ehyh ;1s 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 (ds+r wlh2 ;j63nyqelat 18.0 μC. What is the value ;d6r(2 e 3nyshljl+w qof the power supply voltage 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 capacitorsknycp9p-(mv ) each with a capacitance of C are connected as shown in the following diagram. What would be the total equivalent capacitance )(pv-k m9 ycpnof the 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 initiall949vwcz6ospk8zik 4o ne/ z-kzk6t5j y uncharged.
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 inz pyet+- dj.rz)o01di itially uncharged.
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, 3. hh59 ll3sndaqri dqh43sia q8j+- pea 1h1hξ =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 mag6x:4v 5t*;* sgigtz nauz9bjz nitude of the potential difference across thgx 5;ztbsj 9gzin6z:t**4 au ve 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 capacito. ,/l+ai6mecx sak nn9r shown, both switches are closed simultaneously. After equilibrium is established, what is the charge on the top plate ,n+s9. n6kcle/maxa iof the 5 µF capacitor?


参考答案:    

  • 答题人:
  • 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|使用帮助|手机版|切到手机版|题库网 (https://tiku.one)

    GMT+8, 2024-10-7 02:31 , Processed in 0.123973 second(s), 54 queries , Redis On.