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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,:v k*csv6f 7oe xob1b01i7mic an electric current exists in the metal resistor connected to the battery. Which one of the following eov1 s bk 7cx7i*i0mf1o6:cbv choices best describes the direction of electron flow through the resistor and the 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 connected in parallel, the_________e+wg 0:qdy edq4ach resistor is thegd+dw:0q4 y eq same.

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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 a lightbulb cadreqirz 90/t ;4co d5dr: 6qgiuses the filament to become white hot, while the larger wires connected to the t4d/i0 i rqqrcg9 zer65;d:od 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 being replaced with LE, j7av/7;(oc i pm;1 tavttzhjDs. LED is the av 7mpht7ajia/o tj1,c;(vt;z cronym for which one of the following choices?

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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 resistb w;2 .bqwuqh8(u b;v(d6qi zwor has length L and cross-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 ratio of the new resid8u6 qi q zbu.v2hbbw;q(w ;w(stivity 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 havhyjo )/nno 35pf, b(cs twice the diampy fon,h)(v 3bon5 /jceter and twice the 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 rj :x5ltdj 52v1 yrhmyken1e6-*kkm0the same material but has twice the diameter and half the length of wire X. If wire X has a resistance of R then wire Y would have a resistance kev5j:51* r xd2m0-e1 kh mly6n yjtkrof

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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 resistor has length L i11 :jylu3z 6v+j18 qi s8xrmsvak;59soyyg land radius r. This piece of material is then drawn so that it is a cylinder with new length 2L. What happens to theyr1 1 qjv:yx3sv8 u1lla zgiy59o6;8m+iksjs 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 brigf x1/-w it bl;l7ya t mnvf8jq+:;tl)vhter light bulb. He decides to modify the filament. How should the filament of a lightbulb be modified in order to make the lightbulb produce more light at a given i vl am+/jy1;; f:7tqwv)tf8-t nlxlbvoltage?


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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.07: Three cylindrifi f890+9+yjjdpb pbv(t ou8rcal resistors are made of the same material. The length and raj pv dr+8b0ft9i u(j+89of ypbdius of each resistor 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 resistors, each of resistance R, are connected te(aro quub(ed*2go p-p/6 w)lo a battery in the following way: “Two resistors are connected in se bqpu- 6e*(2g opwd)ulo /(rearies. This combination of two resistors is connected in parallel to a third resistor. This set of three resistors is connected 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 has internal resistance0ihqczt,- r- b 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 qriht,-c-b0z 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 compu6f3.c/ ze, f n:ybyo-gjv+x sound circuit shown to the right. The three bulbs 1, 2, and 3 - represented as resistors ifb,. ef36+ ozn scxj :yv-/ygun 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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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.30: Given the simple electrical circ4 sr :6kf-+dl1 sygjld:h eop4uit at the right. If the current in all three resistors is equal, which of the folle y:1dsd sj-l+ g4ko:fh46plrowing statements 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 r/ w5zzku-)rrc 48ijgig/p,ae epresents a simple electric circuit composed of 5 identical light bulbs and 2 flashlight ce4au zrgi/,pcr 5z8kje/g i-)w lls. 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 stateak rfmknq7/2g 6qv 6z. (bz-ctments is NOT true concerning the simple circuitbvz26 cnr-k. 6(qz7m tag/f qk shown where resistors R1, R2 and R3 are have equal resistances?


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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 a)4t vj3 p(; 5*fsurvw*tfzmb ere connected in series to 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 the5 f)t 3(btv*jwp em*z;frus4 v same battery, which one of the following choices 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 ideqb +n;0n;lzgvntified resistor in 5 seconds once the circuit ;v;qn+z0b gl n was closed?


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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 s8ra5ff+v i5lnix f 7e4imple circuit have the safr4i5 fex via75f +l8nme resistance, which would dissipate 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 ci u6s gybg;anebsa1)f /l9/bt7rcuit diagram, the current through the 6.0 Ω resistgflbb;n/as69beyag /1)7u stor is 1.0 A. What is the power supply voltage 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, ayc *n)sjh ppk 82i-af;nd R3 are connected in series to a battery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 dissipates 6.0 W of power. What is the voltag8hna)kjpy;cf -*s i2p e 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, R26xedy9- kkq s3 andR3 are connected in parallel to a batte9-6qk 3dsk yexry. Suppose 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 and 120 volts. What is yygzf p-x 9tzwq..e*lg,t(*s the maximum value of the cur g9w*y- yz sg. px,e(flztt.*qrent 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 lightbulb de5 mf3hxb3j+ e95klezesigned to operate at 120 volf9hkxel 5bz3e jm3e+ 5ts?

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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 flows through a 4 ohm 21sqrg 90on c+yjqp6xn8(zmjresistor that is dissipating 36 wax yp16oc0 n jnz8j(gqq2r +ms9tts 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 clothem7 rp6nhzuu( 41qb;lds is marked "120 volt, 600 watt.” In normal use, the current in it islr;7u 1 (4hdu bpznq6m

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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 resistn.z w9frhx.w 0zv474w wd,:hnbrkze- ances could NOT be produced by a circuit containing only three identical 6Ωw.,9:w r4 kfz vh07bz nn 4-wzer.wxdh resistors?

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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 three 1.0 Ω resistors. Which rxr d 61mi +;qeyjj+o7of the following equivalent resistances CANNOT be produced usie1;j6o ++rydx7qjmi r ng 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 connected togetherd 6e)6m6bjhq r in different configurations. If all three h66 ejm6qrb)d resistors are used in a circuit, how many different 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 conneqxjef k68r z+n9/5 yxci -s(eccted to a battery, a total power P is dissipated in the circuit. How much total power is dissipated in a cixk j6c/n ifz r9+-s( 5exq8yecrcuit 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 resistance R1 apa6 psm ak q xfk+d74n.e5,sb0nd R2, are connected in parallel, the equivalent resistance of thk6ednp a4 ,5aqfb +0sxk7p.mse combination is 5Ω . Which of the following statements about the 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 s)o4s wof:eykn0o-fc cw u-//luch that it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take /uo ofy)os-/w0:fe c wl -k4cnto warm 0.45 kg of water from $15^{\circ}C$ to$85^{\circ}C$?

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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 through a 4 ohm resistor that is dissipating 36 w/, - wuobxud19 rk9ik q7xrj/f: piwx6atts ofwu7w rj9i6ik9qk x:/1 rd- /fxxopub, 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 heater draws 13 ampereqy,t6f1 de1 wzs of current when connected to 120 volts. If the price of electri d1t1,ezyfq6 wcity 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 lit con r g+:7njyip9ntinuojp : r7n+nigy9usly for 1 year at a rate of $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 r18dsywn 8l40c*( f5brx ihnha lightbulb results in a power of 24.0 W associated with the bulb. Which one of the following choices best represents the resistance ohn fr sih8dw5r1b4 c y8*(nx0lf 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 a fnxt haq r)91tv9v49 foamily of six owns a computer rated at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit prot)o9t1 x4r9a vn9fvqt hected by a 20 ampere fuse, what is the maximum number of the computers can be 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 connected to four resistors to fz gi39c q,jpiu5::pdo0ji.w form a simple circuit as 9pwjz,:i:pjigu .o5 3fq 0idc shown to the 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 a simple circuitzd 3qi;/d.qt aof xz6- as shown to do- tqx/3azfdi; 6z. qthe right.
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 ammetyy.aae1pr/)-b)cd nder, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter ryr)e. 1bapcd-y/ )a ndeads 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 three resistor4k v. dofyw(*mm.or:ws are connected as shown.d*:o. ywvwfkr(m mo 4. With the switch 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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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 switcqybf * u8u00-be 5iljwh and three resistors are connected as yqfwu8lb0ie5*0j b-u shown. 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 rig58d k9ik;kl 8 kui 1xbbi7wun)ht, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resiskkbk;w8u)in9u lixdbi 1875 ktance, 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 cisr jy(,smuc 3yks 0dvpkysl0m1+)c.)rcuit shown to the right with resistm).myjdsp)(y3,1sss cyk kv 0+ulrc 0 ances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 shbgiw889 x/x rg zg)hz:tr-9jpows five identical resistors connected in a combination s-i/tgz8 jxgrgb998 zrwp :)x heries 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 connec-5)rsdf pat.e ted in a combination series and parall).rtfe-s p5 adel 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 dia-:(,z aot gz jkubh:l.gram, all of the bulbs are identical. Which bulb will .o:gut - ka,zj z:hl(bbe the brightest?


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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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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 swouejs9kh e1/dw,9t:a itch and three resistors are connected as shown.o u e:jk1he/,9awsdt9 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, an ideal ammeter, a switch and tvcrcs) plsud( gm4,8 7hree resistors are connected r)g ml(4csusv,c p78d as shown. With the switch 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 battery, ai ;oc)duqo ,;hn ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diaghd;ouiq,o); c ram the ammeter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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