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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, andxg9- ,t8dh+jij y7nv b N are connected in the electrical circuit shown in the accompanying figure. In ordeg8jdijxnt,hy bv7 -+9r 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 lfm)1k-mk; sbhw+ s lne 5sgn+4ightbulbs K, L, M, and N are connected in the electrical circuit shown in the accompanyi ng-ms+;ens sl1+ bm)kw5fk4 hng 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 connected in tkixp9+cvy +g dk8 w-g8he electrical circuit shown in the accompanying figure. Bulb M bur gkpx+vyg w-+c898k dins 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 lightbulbspr.t eb -zqm7, K, L, M, and N are connected in the electrical circuit shown in the accompanying figure. Bulb K burns out. Which of zre -.t bqp7m,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 bu)xh9 lu;9 4b)zxksb+2ay)+o qfypykplbs each, with a resistance of 10 ohms, are connected in a4ly)9k9; z a)bhy)qo2pu px+ys kbfx+ simple electrical circuit with a switch and a 10 volt 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 bulbs each, with a 0l87qebmk d9t e5x w-kresistance of 10 ohms, are connected in a simple electrical circuit with a switch and awkb m0xe e kt85lq79d- 10 volt battery 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 anwm9 yxyev3ea,mr2 612p73ts ve k9 wpw ideal ammeter with zero resistance and four identical resistance light bulbs which are initially illuminated.w6m99y7wty1epv ,rwam 32v 3ese pkx2 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 shorting wire of negligible wmu(j5 0b 4(rsrfjw:c resistance is added to the circuit between points A and B. Wfw w:rmbu0c4 j(s(j 5rhen 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 a shorting wire (no resistance) conn payjwvd2)w .+- h8rfcects the points labeled A and B, which of the numbered lightbulbs become brighter? Assume that all four bulb2 h+p)ww.d fay8 -jcrvs 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. A ie cdl*v 7 n/pt/6)imv1iba0ill lightbulbs are identical. When the switch in the circuit is closed ieimib1 6cv* iva/idtp/) 07nllluminating 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 circuit a,6nr .*+wzhn:sp + b0ugbi+k hocupw8s shown. All wires are ideal with w0p h8ub6 .bw+:,ihspn rzc uo+gk+n* 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 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 bosmy2k h/jg:s lyp 328a)r/bm nd(r:d ulbs have identical resistance, the battery is ideal, and all wires ds: dh: g/py2r32sbro)/kmj8nyalm( have no resistance. 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 n ph,rw)2g 7pblightbulbs have identical resistance,the battery 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 labeled P and to the magnitud r)p2,n wbph7ge 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 identical light c8 yt)l.pmrm*bulbs connected to an ideal battery. If bulb #2 were removed leaving an open circuit there, what happens tc)yrlp.*m tm 8o 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 diagryh1f j-tgb54u am, which one of the bulbs will not light? -1uj 4t bgfhy5


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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 1wq,3 . vbjh,+ nhzjtbreading is initially I. The switch in the circuit then is cl t jbw1jn,h.,+vhbqz3osed. Consequently:


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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, thlpkvcs0d nh.fuz/83xut 3 3m(e four light bulbs have identical resistance, all wires have zero resistance,s3l pdvzh/m3x(fk.nt8u3u c 0 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 resistms2ya ) isl6,wjt 25ctance. The battery and wires haviwcsjy5)lats6t m 2,2 e no resistance. What is the proper ranking of the bulbs’ brightness?


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    总分:18分 及格:10.8分 时间:不限时
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