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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 lightbulbs K, L, M, and N are connx+0q(kyg f2q hected in the electrical circuit shown in the accompanying figure. In order of decreasing brightness (startikq+q yhg0 fx2(ng 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 li t w:a cx6+4qiej4 8lmya)gyl3ghtbulbs K, L, M, and N are connected in the electrical circuit shown in the accompanying diagram. Rank the cura48tma j l:icy e+y6lq34gx)wrent 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, an b *qkfj8am9ao8b.,x xd N are connected in the electrical circuit shown in the accompanying figure. Bulb M bumoab*f 9,kx.8 x abj8qrns 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 connected in the9/r-w(nqcec xv1.bu o k1r5su electrical circuit s.w rksuu/bccxerq1 ( 5o v-n19hown in the accompanying figure. Bulb K burns 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 light bulbs each, with a rd 8rw s-;yrd v1.xg;svesistance of 10 ohms, are connected in a simple electrical circuit with a switch and a 10 volt v x;drv.1gdryw s;8-s battery as shown in the diagram below.
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 bulbwfv/i ,mt3. 6ug75p b:tb3 6rzfzbdbns each, with a resistance of 10 ohms, are connected in a simple electrical circuit with a switch and a 10 volt battery fbzi7m:pzgr bf tvnbb6 d3tw./3, 6u5 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 ammeter with zero resistance and four 2k -h9ke6 pfy6k1f hqcidentical resistance light bulbs which are initially illuminated. A person re h2h6yqek 9-6fck1pfk moves 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 shorting wire of negligible resistance is av1wdit7 x0.q1 b qk;eqdded to the circuit betwet1;7vqd.qib1e0x kwq en points A and B. When this shorting wire is added, bulb #3 goes out. Which bulbs (all identical) in the circuit 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 0hc (5 eble ba-x2b h22j(eycra shorting wire (no resistance) connects the points labeled A and B, which of the numbered lightbulbs become brighter? Assume that all four e0ba5( eb(ycl2 xeh-rb2 jch2 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 identzhb,1w2 tk:tytgeb;/lj)z;kupc( t4 ical. When the switch in the circuit is closed illuminating bulb #4, wy,z klthb:utt(zcb; );gw4ke2 1 jtp/hich 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 circuit bcgts djl(/-2ea,e-,yf0i j vas shown. All wires are ideal with no resistance, and the ideal battery has emf ξ . When the switch S in the circuit is closed, aside from bulb #5, which of the other bulbs brighte- gaejy/i,fe-2c dv ,j0s(tb ln?


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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 thr drjcs,e4 87kfee light bulbs have identical resistance, the battery is ideal, and all wires have no res,j8 skerc 7df4istance. Which one of the following choices correctly identifies the light bulbs that either become dimmer or go out completely when 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 identical resistance,the lcm98y fx0ft*ch wb/5battery is ideal and all wires have no resistance. After the switch, S, in the circuit is closed, which one of the following choices correctly describes what happens to the magnitude of the current at the point labelef wy8mc5 9f lbh0*ctx/d 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 sho(e:nhv e; e7bj)hje:twn has 4 identical light bulbs connected to an ideal battery. If bulb #2 we 7tb:h)jev;eejn: (ehre removed leaving an open circuit there, what 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,6p:uh /r t7nsj which one of the bulbs will not light? n :6usp/rj h7t


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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 ammetersva 6( xjp:7v,;ot7oaarkd9 p reading is initially I. The switch in the circuit then is closed. Consequently:76(xpast:k 9 oo va;,prj7va d


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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 haagjbm b qq:s;-6vz-d(wn o6; 6prmmr5ve identical resistance, all wires have zero resi -(gwo mzr6 vqsjr;mb5 6n6-bm dqpa;:stance, and the battery is assumed to be ideal with emf ξ . When the switch, 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 shown, all three lightbulbs have the same resista m( 2wfyztonlnl*y p0)z)1g j -b,8ntlnce. The battery and wires ha plftzzymn2-ll(yn81tg nw b),)* oj0ve no resistance. What is the proper 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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