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习题练习:Combine Problems



 作者: admin发布日期: 2024-08-22 15:24   总分: 18分  得分: _____________

答题人: 匿名未登录  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 connected itop+1 oil1p .xn the electrical circuit shown in the accopp+l x1oot1i .mpanying 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 connected in the ew: +*sxres1i r tst(:llectrical circuit shown in the accompanyingstlxs1+irw*r s :(e:t 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 i 8+n o9dd0cttm:wr/nx n the electrical circuit shown in the accompanying figure. Bulb M burns out. Which of the followinod:tdt80 nrn/+cwm 9 xg 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 uo n1ehhi0hu xc936rm4 t l-9ain the electrical circuit shown in the accompanying figure. Bulb K burns out. Which of the fo1hh la-iu0e9 nh34t o69u mcxrllowing 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 resistance of 10 lq y,)m45q.b*tyb b4izigpp5z-h w k( ohms, are connected in a simple electrihb.5tb b4 qg*y w)i, (5i4 -klzqppmzycal 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 resistance of 10 ohms, are conn(q-t4o;-u t e4p(lpt8v:veumokwj9 eected in a simple electrical circuit with a switch a(qptpt-eo-v4u 4:8uow (; l km9tevjend a 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 shown2)u 9,edx dzvp has an ideal ammeter with zero resistance and four identical resistance light bulbs which are initially illuminated. A person removes the bulb R4 from its sock9dze,d 2uvp x)et 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 nrpt8 (;4nit1 fn cr3( mwkq-hlegligible resistance is added to the circuit between points A and B. When this shorting wire is added, bulb #3 goes q(4t1k8fn(pitn3-rr;m lhw c 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 1;mud6 x.uhyj) connects the points labeled A and B, which of the numbered lightbulbs become brighter? Assume that all four bulbs are identical and havm1uujx6dy; .h e 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 lft 92f*ce8z pzightbulbs are identical. When the switch in the circuit is closed illuminaf2fc *zeztp89 ting 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 as qaaiepe-cu ) (2ix,r;shown. All wires are ideal with no resistance, and the ideal battery has emf ξ . 2prieq)a;(ixuc -,aeWhen 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 thre+tr/k4 rd zco6:wki9re light bulbs have identical resistance, the battery is ideal, and all wires have no resi i:4rkz6+rkt/r9odc wstance. 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 ide heohyz n9q21 ;s2lw6bntical 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 correb1q 6nyz loh2 w2s;he9ctly 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 identical light bulbs co y eqa)8)qd8tdm0k p hwx3m6 v0:boq)lnnected to an ideal battery. If bulb #2 were removed leaving an open circui:a8) 3 eldqkqqv0 bom)p0wxmt6 )dyh8t 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, which ox26m:bmh-uv,8xs s d4y ct ib/ne of the bulbs will not light? d-6:4i8yv 2txc m/mbsxu,shb


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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 ifiz8x )m(r)xxnitially I. The switch in the circuit then is closed. Conse zif8rx)xx)( mquently:


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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, t4eplvkyp; u+plb eap/1.jk (8he four light bulbs have identical resistance, all wires have zero resistance, and the battery is assumed to be ideal with4.lyvpep/ka j;k( 1pplb eu8+ 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 resmx97ejhz( s jh;vl00kj+x8.ok c.q ldistance. The battery and wires have no resistance. What is the pcq+.l ldjm0o0(k e zj.7h9sjxvk8; xhroper ranking of the bulbs’ brightness?


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