Combine Problems - 无忧得胜-网上国际课程 (5edu.win)

1#

94.28: Four identical libf+z+jt.- fbby pf 23al2af2x/ig:upghtbulbs K, L, M, and N are connected in the electrical circuit shown in the accompanying figure. In order of decreasing brig-gx.2 2bl+2z bb 3ppyfuf /aj fa:tfi+htness (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(:iinpfo f*wom e9wb+)3dd 5g the electrical circuit shown in the accompanying diagram. Rank the current through the bulfie9w b* om) +wdip(35 :ndofgbs.

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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, a5s vupe8:+ mylwv* p7hd* j8lji) e9eznd N are connected in the electrical circuit shown in the i)vv*5del9 ml8+:z 8ejewy7hp*j u s paccompanying figure. Bulb M burns out. Which of the following statements is true?

A. All the lightbulbs go out.

B. Only bulb M goes out.

C. Bulb N goes out but at least one other bulb remains lit.

D. The brightness of bulb N remains the same.

E. Bulb N becomes dimmer but does not go out.

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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, an- dj e3apd(yx/d N are connected in the electrical circuit shown paed/yj3- (xd in the accompanying figure. Bulb K burns out. Which of the following statements is true?

A. All the lightbulbs go out.

B. Only bulb N goes out.

C. Bulb N becomes brighter.

D. The brightness of bulb N remains the same.

E. Bulb N becomes dimmer but does not go out.

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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 ohms, are co x+ gs-zt,1zjh)hs (aknnected in a simple electrical circuit with a switch and a 10 volt battery as shown in the diagram below.1zx)j gs(s+khht -za,
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 resis t1ct/je9ea ++us,*ss 2nqhpltance of 10 ohms, are connected in a simple electrical circuit with a switch and a 10+ /p,uc assq9nh+e*t e2ts lj1 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 an ideal amm6syy6 on6e:d0u 1itj7 8nycaketer with zero resistance and four identical resistance light bulbs which are initially illuminated. A person removes the bulb R4 from its socket thereby permanently breaking the electrical cis kn njty7686u 6e1:yy ao0cdircuit at that point. Which statement is true of the circuit after removing the bulb?

A. The voltage from B → C increases.

B. The power supplied by the battery increases

C. The voltage across R1 increases.

D. The ammeter reading is unchanged.

E. The bulb R2 maintains the same brightness.

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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 negligible4dhkfn/wrz)b:0-oywo2;5dj enc g b1 resistance is added to the circuit between points A and:fb2e)d5dn 1 j r;wbo ckzwoghyn/0-4 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 a shorting wire (no resistance) conn(654avb-0kzwwmhut i ects the points labeled A and B, which of the numbered ligwvi- 50am(z bu4w6htk htbulbs 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 arhi t0z7kgj (18+snpdee identical. When the switch in the circuit is closed illuminating bulb #4, which other bulb(s) also become brighter? 0e h7+(pjgdkin zst 81

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11#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

13.38: Five identicabc6k ++l-yz;jhpwh r9l light bulbs are connected into a circuit 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 of the kpyb++r hzjl; ch6-w9 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 bulbs have iz w)a qhsmd,/8dentical resistance, the battery is ideal, and all wires have nd )za,sm /wqh8o 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,l0/os:vj25csnh eug uwtw )ml,y j:4. the 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 magnitu:c,e2m.solwyjth0uwsvlg 4 ): nu5 j/de 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 connected to an ideal f2(zs wy ,p ps*uvo):fbattery. If bulb #2 were remf) spows:fyp, v(z2*u oved 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 diacu idy14 (yndd*:1 7q b 6njdqqoz95zogram, which one of the bulbs will not light? c9 qyio(1dd7 d:o45nun6d qzyb*z1jq

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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 switcmb,jxg +4rhz,4r2 uy: ne)i z/9bdwkl h in the circuit then is closed. Consequent:ril , bned g 94x/,2kwyzhu)+r4bmzj ly:

A. The ammeter reading decreases.

B. The potential difference between E and F increases.

C. The potential difference between E and F stays the same.

D. Bulb #3 lights up more brightly.

E. The power supplied by the battery decreases.

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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 identical resistance, aof98g,u*bv q5z/ tr5y ekw e+kll wires have zero resistance, 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 switce , 5 utrzo9+ g5vfw8*kekb/qyh 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 l4.l4zi5cgkzsame resistance. The battery and wirgzz5il4 k4c.l es have no resistance. What is the proper ranking of the bulbs’ brightness?

A. $Bulb 1 = Bulb 2 = Bulb 3$

B. $Bulb 3 < Bulb 2 = Bulb 1$

C. $Bulb 2 < Bulb 1 < Bulb 3$

D. $Bulb 1 = Bulb 2 < Bulb 3$

E. $Bulb 1 = Bulb 3 < Bulb 2$

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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，学生可刷题练习，扫右侧二维码或加微信skysky1258，获取更多资料
教师可以抽题组卷或一键复制本试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力

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