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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: 游客未登录  开始时间: 24年08月22日 11:00  切换到: 整卷模式

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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 use,oxd;yv r p/ pui35h3fd to charge a parallel plate capacitor 5,3v3opi fpuhr y/;xdat a rate of 8.4 volts per second. What would be the capacitance of the capacitor?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.36: In terms of the seve.go8al9ed u5 hn fundamental SI units in the MKS system, the unit for chleug 58 o.ad9apacitance is written as which of the following?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.29: Two large parallel plates a div1ivjn2dejc 6t:f doy 69 y-( nj(brt.stance d apart are charged by connecting them to a battery of potential difference V. Th( c6 t:nb-djoidt2 1fvj jy9ve.(nr 6ye battery is disconnected, and the plates are slowly moved apart. As the distance between plates increases:

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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 y7 hw+wh:57qps ii4l5kvi8h guniform electric field between them. The distance between the plates is increased. Which of the following statemeyi+wlv58 :qhikhpi 774 wgsh5nts is true?
I. The field strength decreases.
II. The field strength increases.
III. The potential difference between the plates increases.

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.37: Two isolated parallel plates are sep chfwnt dfi3n8hd *4*jud:.l( arated by a distance d. They carry ounhnw4i*t:.h* d( 8ffdc lj3d pposite charges Q and each has surface area A. Which of the following would increase the strength of the electric field between the plates?
I. Increasing Q II. Increasing A III. Increasing d

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.18: Two parallel metj+ kdj9*vrtnh f835g j d8as2bal plates carry opposite electrical charges each with a magnitude of Q. The plates ared tv+s j9d bk8f2rj5 a*hgjn83 separated by a distance d and each plate has an area 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?

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.39: A parallel-plate capacitor is l/mxe o. ik6cu6a/ c+uz0h66ehji py2connected to 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 to half of their origina+ei /pci2 0uyae6z h6j kho6c6x./mul l 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. $V_new/V_old$=?

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.42: A parallel-plate capacitor y l7.8emer3 kw l92cybis connected to a battery. Without disconnecting the capacitor, a student pulls the capaci7rembly9l. 83k2ywcetor’s plates 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?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.31: See the accompanyin+l:gu dam yn4ano3o49g figure. What is the current through the 300 Ω resistor when the capacitor is fully charged?4u9+moaoln : and g3y4


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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.39: In the circuit above, the 381 c/6vw2y.)lkdezg ga 1 rcws.00 μF capacitor is fully charged at 18.0 μC. What is the value of the power s6dwck )sre .wg 1/al8vz1cg2yupply voltage V?


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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.19: Three identical capacitors wk,s,9pv i3h3f6opdu each with a capacitance of C are connected as shown in the following diagram. What would be the uw,o,hi k pv3p6f93dstotal equivalent capacitance of the circuit?


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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 unchargedq 0 e9)kdj42xnaug1rb(heaq 5.
At time t = 0, the switch S in the circuit is closed. At that instant, what is the equivalent resistance ofthe circuit?


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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.44: Assume that the capacitor-6 hg vyahiscr2./f.w s are initially uncharged.
After the switch has been closed for a long time, how much charge is on the positive plate of the 3 μF capacitor?


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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.31: For the circuit 0ei.87rgcxp u shown, 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?


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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.47: Once the circuit shown reachesu ef )zme n0q;w9,t ep6 yyw:pal1v:z; equilibrium, what is the magnitude of the pot;ze t,nz mq :e)y9u p0le1vw6w ;ay:pfential difference across the capacitor?


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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, both switsq 0,k 0ds:o1zeii1fjches are closed simultaneously. After equilibrium is establisi1e1o0skszfiq j,0 :dhed, what is the charge on the top plate of the 5 µF capacitor?


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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

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