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习题练习：Combine Problems
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 作者: admin  发布日期: 2024-08-22 15:24    总分: 18分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月22日 11:37  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  
  94.28: Four identical lf -e 7kmc(zwag+3t+xijn(- czightbulbs K, L, M, and N are connected in the electrical circuit shown in the 7-+t3jwzi(z egcmf- nc xk (a+accompanying figure. In order of decreasing brightness (starting with the brightest), the bulbs are:


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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.27: Four identical lightbulbs K, L, M, and N are c/i a otm-jm;-maug.( bonnected in the electrical circuit shown in the acgib( amm-u mot-j.;a/companying diagram. Rank the current through the bulbs.


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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.37: Four identical lightbulbs K, L, M, and N are cs. gz8*u+lujxuc fg*-n q ):joonnected in the electrical circuit shown in the accompanying figure. Bul:*lfu+ g* ox )q8-su.jn cjuzgb M burns out. Which of the following statements is true?


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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.32: Four identical lightbulbs K, L, M, and N are co)ki 60yjlax; xnnected in the electrical circuit shown in the accompanying figure. Bulb K burna0i;jkxxy)l 6s out. Which of the following statements is true?


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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.21: Five identical ligh;o0blb2;)n a*jq5; rmcls(6q nst mygt bulbs each, with a resistance of 10 ohms, are connected in a simple electrical circuit with a switch and a 10 volt battery as shown in the diagram bealq6ln0cnsjt5bo(m r;myq2gb; * ; s)low.
The steady current in the above circuit would be closest to which of the following values?


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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.22: Five identical light bulbs each, with a resistance of 10 oh0d(6)sfdr *h vz 1x3oqi,k ixhms, are connected in a simple electrical circuit with a switch and a 10 volt brz)13dfo*vx iqk,0d6sh( ixhattery as shown in the diagram below.
Which bulb (or bulbs) could burnout without causing other bulbs in the circuit to also go out?


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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.39: The circuit shown has an ideal ammete1n ff1yx06 o2ya7qjfu r with zero resistance and four identical resistance light 2nq1f70o j6x1u fyyf a bulbs which are initially illuminated. A person removes the bulb R4 from its socket thereby permanently breaking the electrical circuit at that point. Which statement is true of the circuit after removing the bulb?


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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.37: For the circuit shown, a+i:f 8dwq56uc0f v6x)ezem xh shorting wire of negligible resistance is added to the circuit between points A and B. When this shorting wire is added, bulb #3 goes out. Which bulbs (all identical) in the circuit)6 u 0xze56:f m+qhcxdfv8iwe brighten?


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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.26: For the circuit shown, when a shorting wire (no resistance) cow2+/afo23dbqlz5xb ennects the pof5bq223+z a l xbow/edints labeled A and B, which of the numbered lightbulbs become brighter? Assume that all four bulbs are identical and have resistance R.


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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.35: A circuit is connected as shown. All lightbulbs are ideh .,-g8yinv81rc7vgmo ecn5d ntical. When the switch in the circuit isgv5rc gd.mn 7ei v n,c8yo8-h1 closed illuminating bulb #4, which other bulb(s) also become brighter?


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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.38: Five identical light bulbs are connected into a circuitp ai0vj .drc*qif0 )p. as shown. All wires are ideal with no resistance, and the ideal battery has emf ξ . When the switch S in the circuit is closed, iv dpra. jpi0 c*f)0q.aside from bulb #5, which of the other bulbs brighten?


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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.10: For the circuit shown, the three light 4 hhex*,8yi9qpsp1b n,e p*m :uiawy8bulbs have identical resistance, the battery is ideal, and all wires have no resistance. Which one of the following choices correctly identifies the light bulbs that either become dimmer or go out completely whenwuq,eyep 9yi48b:8n,x*hia mhp1*s p the switch, S, in the circuit is closed?


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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.39: For the circuit shown, the four lightbulbs have iden)o drwi s or2n,86i1o60dqosdtical resistance,the battery is ideal and all wires have no resistance. After the switch, S, in the circuit is closed, which one of theqo irw86oo2od,rd16 s)i0s nd following choices correctly describes what happens to the magnitude of the current at the point labeled P and to the magnitude of the potential difference from Wto X?


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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.31: The circuit shown has 4 identicz 42+kwpo z 2;yay/.n4qckizral light bulbs connected to an ideal battery. If bulb #2 were removed leaving an open circuit there, wh nw io z cayq+r4.z24yzkp/2k;at happens to the voltage across both bulb #1 and from Q to X?


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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.30: In the following circuit diagram, which one y hn xjwty80aed0*qul;) -u4cof the bulbs will not light? lh 0jc* aqex-u8)yyd04uw t;n


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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.33: For the circuit shown, the ammeter reading is initid:t*n .oajl3v;er; xbally I. The switch in the circuit then is closed. Consequently: 3 no;l dxbv*;t ejra.:


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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  11.38: For the circuit shown, the four light bulbs have iden+wuqcvap ( (-otical resistance, all wires have zero resistance, and the battery is assumed to be ideal with emf ξ . When the switchuqw+ - p((avco, S, in the circuit is closed, a wire of zero resistance is added into the circuit. Which of the light bulbs will be dimmer after the switch is closed?



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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  14.22: For the circuit(;.m q ,ztxwbo shown, all three lightbulbs have the same resistance. The battery and wires have no resistance. What is the pzb.qw,t xm(;o roper ranking of the bulbs’ brightness?


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  • 姓名:游客(未登录)
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    总分:18分 及格:10.8分 时间:不限时
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