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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 cllj y (f 5bx(m;*g2w5sf bz9oconnected in the electrical circuit shown in the accompanying figure. In order of decreasing brightness (starting with the brightest), the bulolm5fw9x f;jby5( gscb z(l*2bs 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 luqmd r( (2r-nnightbulbs K, L, M, and N are connected in the electrical circuit shown in the accompanying diagram. u( dqm(-r nrn2Rank 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 the electrical2k m ,,gqy7x. ciaqxs7 circuit shown in the accompanying figure. Bulb M burns out. Which of the follow7cm2. xy,7 i,aqgsxqking 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 2w.srip-rifyv 8 *lt7in the electrical circuit shown in the accompanying figure. Bulb K burns oui w liv2fty*8s.7r rp-t. 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 bulq+qw)kh3,neik9 ey w7bs each, with a resistance of 10 ohms, are connected in a simple electrical circuit with a switch and a 10 volt battery as shoqiqe kky7hw) +e3, n9wwn 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 re a 9qrb5ebq(0b*gx 6idsistance of 10 ohms, are connected in a simple electrical circuit with a switch and a 10 volt battery as shown in the diagram belo ad0bqixb9eq g6*r b(5w.
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 +zjsho) c7 ir88o1zmn and four identical resistance light bulbs which are initially illuminated. A person removes the bulb R4 from its socket thereby per1zrn8iocm7 o+)s8h zjmanently 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 shortins nmo.7 e -:dqla/h7kgg 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 brighten? 7n/gs.laq -moe 7h: dk


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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 wir m2ki1snx er)-(mb 4hzd8j.ao e (no resistance) connects the points labeled A and B, which of the numbered lightbulbs become brighter? Assume that all four bulbs are identicalnmj (12kmhx)- 4isea8o d.zbr 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 ao wxd*a mu45c69gsuu,s shown. All lightbulbs are identical. When the switch in the circuit is closed illuminating bulb #4, whi96a wu4u cgds,uom5 *xch 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 circui-pln: n+ohl) qt 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, aside from bulb #5, which npon)h l+- l:qof 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 sh+n ma l*fwzf344wfk4qown, the three light bulbs 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 when the swit4n4mz wkaqff *4 +lwf3ch, 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, th l jxk1ak;z1b 0f.ph)ke four lightbulbs 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 magnitude of the potential diffe ah)x0;.1f bpkl 1kzkjrence 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 connectm9p1ayzq0t +l2o sex- ed to an ideal battery. If bulb #2 were removed leaving an open circuit there, what happens to thq +1sap29tze molxy 0-e 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 diay) t5pha4 rs c8l8(ycdgram, which one of the bulbs will not light? r5lpty) dh(yc sc84a8


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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 initially I. The switch 0+al6,je yyzq*gk tuq r)t +g5f7oc* ain the circuit then is closed. Consequently: q5*+gg)u+t6t 7o 0zre,kqaj*a lcfy y


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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 ident+zkejplx316:2nl+coy ivd. cwxj 8:zical resistance, all wires have zero reedw j1+zc 8i:+ nj2:6xx. p3zkyc olvlsistance, 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 lightbulbsfpf58 kt1 cmx6 have the same resistance. The battery and wires have no resistance. What is the proper ranking of the bulbs’5t fx6c f8kpm1 brightness?


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