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习题练习：Electricity and Circuits: Resistor
本习题练习试卷来源于无忧得胜-网上国际课程 (https://5edu.win)， 为试卷打印版，您也可以在网站平台(https://autodiscover.5edu.win/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 527，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://autodiscover.5edu.win/test527.html  教师使用本平台可以抽题组卷或一键复制他人试卷，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。
 >作者: admin  发布日期: 2026-05-21 08:55    总分: 50分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月22日 11:12  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  
  16.09: In the circuit shown, an electric current exists in the metal rg63bn*o(zxc p,mu rv4esistor connected to the battery. Which one of the following choices best describes the direction of electron flow through the resistor and *p v46x 3bc,rz(ngoumthe direction of the electric field through the interior of the resistor?


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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.06: When any four resistors are connectea+e aemm-7f1 xd in parallel, the_________each resistor is the same.aexmae+f 1-7 m

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.33: A current through the thin filament wire of qb)gyjh qi563je- p;+pm ,xica lightbulb causes the filament to become white hot, while the larger wires connectedq3;5q-g+xi,pb h )my6i pjcej to the lightbulb remain much cooler. This happens because

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.08: Some standard household lights are b83te *7y p- dvp:ow-q .nnm6x4csyigfeing replaced with LEDs. LED is the acronym for which one of the following choiny8fp xw igd4s:-- vmp*3o7 yqcnet6 .ces?

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5#
 
多选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.16: A cylindrical graphite resistor has length L and crov ;1drs 7l,m2 g+nmhi)yr-ppyss-sectional area A. It is to be placed into a circuit, but it first must be cut in half so that the new length is 1/2 L. What is the ratiog7d)lnrsr h; v2,- pm1yimpy + of the new resistivity to the old resistivity of the cylindrical resistor?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.20: Wire I and wire II are made of the same material. Wire II has tw-0ub:jesyc4 r1q4q heice the diameter and twice t4 jhrs1eq0-e4 :yqbcuhe length of I. If I has resistance R, II has resistance

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.31: Wire Y is made of the same material but has twice the diameter and) 3epo5sgu7x--a.y fd txen4 i half the length of wire X. If wire X has a resistance of R then wire Y would have a resii. uxydo- 3sge4penx- 5f)a t7stance of

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.23: A cylindrical resi df,rj ij-684ua xr4kxstor has length L and radius r. This piece of material is then drawn so that it is a cylinder with new length 2L. What hapkx8ax6-jufdj ,rr 4 4ipens to the resistance of this material because of this process?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.27: A junior Thomas Edison wants to make a brighter light bulb. He dec:/,he/9 pe yushazpu iua-94 hides to modify the filament. How should the filament of a lightbey/ - uup:s94zh ,up9ia/eahhulb be modified in order to make the lightbulb produce more light at a given voltage?


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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.07: Three cylindrical resistors are made*elzvg2fu3x)y0+t1ae ;kl q) hnma q+ of the same material. The length and radius of each revh qxg)kem+al2 u*y)31 z nqe0t;al+fsistor is:
Resistor 1: Length L, radius r
Resistor 2: Length L/2,radius r/2
Resistor 3: Length L/4,radius r/2
Which one of the following choices correctly ranks the resistance of these resistors (R1,R2,R3)?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.22: Four resistor 342ph:sk-yhq p r5vvus, each of resistance R, are connected to a battery in the following way: “Two resistors are connected in series. This combination of two resistors is connected in parallel to a third resistor. This set of three resistors is connectedqvv-p3:h52sk ry hpu 4 in series to a fourth resistor.” What is the equivalent resistance of this arrangement of four resistors?

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.35: The voltmeter in the accompanying circuit diagram lb0dczeg)* o) h :a6gjhas internal resistance 10.0 kW and the ammeter has internal resistance 25o z:cj*g 6badh)eg)0l.0 ohm. The ammeter reading is 1.00 mA. The voltmeter reading is most nearly:


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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  97.37: Consider the compound circuit shown to the right.0pqy(sqoo /99 uxa k/ pfbsk8) The three bulbs 1, 2, and 3 - represented as resis 9bskkqyp8oos/p(/ a)uq9x0ftors in the diagram
- are identical. Which of the following statements are true?
I. Bulb 3 is brighter than bulb 1 or 2.
II. Bulb 3 has more current passing through it than bulb 1 or 2.
III. Bulb 3 has a greater voltage drop across it than bulb 1 or 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
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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.30: Given the simple electrical+gb /bs0xuo m) circuit at the right. If the current in all three resistors is equal, which of the following statements0bsg ux/+m ob) must be true?


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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.37: The diagram at right represents a simplel/s ifb(pzi)1 electric circuit composed of 5 identical light bulbs and 2 flashlight celilbi /z1(f)sp ls. Which bulb (or bulbs)
would you expect to be the brightest?


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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.03: Which of the following statements is NOT true concerning the r)7v o 4 km3fz.,okvccc-b9qjsimple circuit shown where resistors R1, R2 and R3 are haz-fv ,mcovk.q o4br 39)7cckjve equal resistances?


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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
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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.29: Two lightbulbs X andY are connected in series t*9tnw q2k5;o xawut 0mo a battery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY are connected in parallel with each other to the same battery, which one of the following ch9u*q wt xan2;mk0 ow5toices best represents what is observed?


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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.34: How many coulombs will pass through the ide oq(ne as(58-7wcfbxvntified resistor in 5 seconds once the circuit was clofna(sov 7(x-b8qe 5 cwsed?


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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.23: If all of the resistors in the following (*ep5ru3s a ee-ect6isimple circuit have the same resistance, which would disase*e3 iret(c-56 u pesipate the greatest power?


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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.34: In the accompanying circuit diagram, the current throughd 8tyfa/rg+;pie)kge9 h 4ba: the 6.0 Ω resistor is 1.0 A. What is the power supply vfbrgd :9)8eh; 4at ai/+pgek yoltage V?


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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  97.27: Three resistors R1, R2, and R3 are connected in series t5 oaei8;.fbfo j-eh vi ;*n*dmo a battery. Suppose R1 carries a current of 2.0 A,fj8 e;obmvoei*a . ;-i*fdh5n R2 has a resistance of 3.0Ω, and R3 dissipates 6.0 W of power. What is the voltage across R3?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.40: Three different resistors R1, R2 andR3 aruepjg ud).oh2p: a, 6 (zyk:ore connected in parallel to a battery. Sgpk(d:.2):hp r o yajz,u6oe uuppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the current in R3?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.13: A heating coil is rated 1200 watts anhb+m.vwd wymw. 954 chd 120 volts. What is the maximum valuwm4wwm 5vy.9. hdhbc+ e of the current under these conditions?

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.23: What is the resistance of a 60 watt lightbul x8frm: k /ivt-paj.s4b designed to operate at 120 vo8 r-m:ivkt4sfa x/jp .lts?

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.09: How much current flowhbjom2ri x8h37vaa6b6 s ztql 5h,34zs through a 4 ohm resistor that is dissipating 36 wab xs8q5vrz ba6h,h24a6 jo 3z73lhtm itts of power?

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.21: A household iron used to press clothes is marked "120 volt, 600 8w*p iu.luw3xx k:kk/rpd(o 8f 1zl3j*+nx vuwatt.” In norma+npkd*u31iulw8 :f( rj/*kvxk ou83xw lpx.zl use, the current in it is

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.05: Which of the following resistances could NOT y9lfj0 37hz5nrybbb3kjrotg9 d0q* l +o / x6zbe produced by a circuit containing only thrzjjk 05y/hbb9f3og7tllq rxr*o y3d+9 0bz6nee identical 6Ω resistors?

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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
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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  94.37: You are given thre7 0.r29z rn jvajngl-ie 1.0 Ω resistors. Which of the following equivalent resistances CANNOT.a jjnng-l9r2iz vr70 be produced using all three resistors?

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.06: Three resistors of different values can be connu93mg0vj)v /tr)pg fsected together in different configurations. If all three resistors are used in a circuit, how many dif0sgjt r )p)/ vmufg9v3ferent values of total resistance can be produced?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  97.35: When a single resistor is connected to a batterha.xsw+m gmjl;(: 7:5 jdcse hy, a total power P is dissipated in the circuit. How much7 wm:.hejadh m j;5s(: xsc+gl total power is dissipated in a circuit if n identical resistors are connected in series using the same battery? Assume the internal resistance of the battery is zero.

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  96.16: When two resistors, having resistanu,ph2fa 2 jpo*ce R1 and R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statements about t 2pp ,u2ajo*fhhe resistances is correct?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.46: A hotplate is designed such that it has a resistance of 12Ω when g.3 s kcfggx4yqai 79td. t0h(operating at 120 volts. What is t9374ys0 g(.dhg tif aq.gxtckhe minimum amount of time that it would take to warm 0.45 kg of water from $15^{\circ}C$ to$85^{\circ}C$?

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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
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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.09: How much current flows througd c,r1yw:ea-d ixr/9jh a 4 ohm resistor that is dissipating 36 watts of r-jwdeair 9/x,cy1 :d power?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.24: An electric heaemqj*ia / ma7/-fjfo6ter draws 13 amperes of current when connected to 120 volts. If the price of elecfemj*q/jm6ao 7 a f-/itricity is $0.10/kWh, what would be the approximate cost of running the heater for 8 hours?

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.05 Approximately how much would it cost to keep a 100W lightbulb l uibt;z tagnql 5odb(ezolq./*/.+:lakm9 2bit continuously for 1 year at a rate okza;o(+/lou/blm i.:* 9bzt.2d5lbqnqtega f $0.10/(kW.hr) ?

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  12.09: A constant current of 4.00 A through a lightbulb results in a powz7l :vy ;s7i71cqof0nmjjo -a1qo4 v ner of 24.0 W associated with the bulb. Which one of the following choices best nqc;a 7oq1jf zy:v07ml7 jn-soov1i 4 represents the resistance of the lightbulb?

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.10: Each member of ln-9wkkl i++9.r .xf ;tbocpa a family of six owns a computer rated at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit protected by a 20 ampere fuse, what is the maximum number of the computers can be +xt -kk.9l.i9a;+l fnpbcwor operating at the sametime?

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.16: A 9-volt battery is cok(, g guh; ov:iaix9m5nnected to four resistors to form a simple circuit as shown to thi(g:a,5ku vo ig 9;xmhe right.
How would the current through the 2 ohm resistor compare to the current through the 4 ohm resistor?


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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.17: A 9-volt battery is connected to four resistors to form az,4ll ucw53jr simple circuit as shown to the rwl,4jz c l3u5right.
What would be the potential at point B with respect to point C in the above circuit?


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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.21: An ideal battery, an ideal vg:dwv6 ai5 .vammeter, a switch and three resistors are connected as shown. With the switch open .a5v gi d6w:vvas shown in the diagram the ammeter reads 2.0 amperes.
With the switch open, what would be the potential difference across the 15 ohm resistor?


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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.22: An ideal battery, an ideal ammeter, a switch and threiq m*c /bfosa1nj9/l2e resistors are connected as shown. With the switch open*q l i 2nm/jobaf9/cs1 as shown in the diagram the ammeter reads 2.0 amperes.
With the switch open, what must be the voltage supplied by the battery?


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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.23: An ideal battery, an ideal ammeter, a switch and th7vn v8ad( qs9 ;5hqllf, zjpt 9c*zjv(ree resistors are connected as shown,z7*a5 jv ;(9jqvpszq 9fltvcl8d(h n. With the switch open as shown in the diagram the ammeter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  12.14: For the circuit shown to the rig5ar; bbye v7nopu 41i)ht, what is the equivalent resistance? Assume that all wires are iyip5 rn7eu ab ;1v4bo)deal, the battery has no internal resistance, and all three resistors have identical resistance R.


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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.07: The equivalent resistance of the circuit shown to the right with rqn7in5daa/y ;)4 v .uh*al k s+)ehdhiesisa5 7 h/.yv )daeaihun*ni+ld hqk4;)s tances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ and $R_3= 2.00Ω$ is


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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.20: The diagram below shows five identical resistors connected in 5 c+qf4tw6henzc6ii ;a combinationqc5 h +w6t ice4ifz6;n series and parallel circuit to a voltage source.
Through which resistor(s) would there be the greatest current?


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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.21: The diagram below shows five identical resistors connected in a combinat(jen87 g m;( qoh1e;a(w4sjdcrggil1 ion series and parallelm g(r1e1gn gj;(h8woqcesai ; jl7 4d( circuit to a voltage source.
Which resistor(s) have the greatest rate of energy dissipation?


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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.29: In the circuit diagram, all of the bulbs are ide2er:jv1hu f ,* ul3xvf (99jkro8pfk4n elw9k ntical. Which bulb wilf9k2uwrnk 1e *9v of9,: ellxhup(jvjf8k3 r4l be the brightest?


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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.21: An ideal battery, an ideal ammeter, a nq3ly- cks6 6w*f epo w66mv.qitu) ;wswitch and three resistors are conne-wyqq663;) l*cwk i nstvof.muew6p6 cted as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperes.
With the switch open, what would be the potential difference across the 15 ohm resistor?


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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.22: An ideal battery, s 8/ a;/dgamzgan ideal ammeter, a switch and three resistors are connected as shown. With the swig;sa/8 gmdz/a tch open as shown in the diagram the ammeter reads 2.0 amperes.
With the switch open, what must be the voltage supplied by the battery?


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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.23: An ideal batte7p8 2wr;ymoj 2or4r-)qiylob ry, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagramwo7jri2q)omr;lyb4p 2 yo8r- the ammeter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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