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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://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://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 ex -;bqvx(pl:udqo- (g i rt jfz2u8+ul;ists in the metal resistor connected to the battery. Which one of the following choices best describes the direction of electron flow through the resistor and the direction of the electric field through the interior of the rltv:d( zbpu;+8uq(-;f -oluq x r2ijgesistor?


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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_______qst-;z0*f/uy t l e/ln__each resisq/ l;te fyzts-/l0*nutor is the 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 oh5t2k8vfjljj 0f r+u 5f a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain muckljrf5v8 5ufj +0th2jh 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 househol l(x581b0v )ywdl kpki ktj:5jd lights are being replaced with LEDs. LED is the acronym for whikikt p)( d0 lk5ylw: 1xvj8j5bch 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 resist p84 wuq x 8bbee3nx-tzu-rm6y +;f3vwor 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. xu vy4zn f3t83r -m6p+wbebe;q8wxu -What is the ratio 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 twice th4o g+zbs f18x -(hvaahe diameter and twiczha -s b+4(8ho1vgaxfe 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 the same materiawsj 7p4*m*bsm5 k kx(ol but has twice the diameter and half the lek 5*b7(m xkssmjpwo*4ngth of wire X. If wire X has a resistance of R then wire Y would have a resistance of

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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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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.23: A cylindrical resistor has lengt8xkrnaxn o9uy,(3j cku,6( ash L and radius r. This piece of material is then drawn so that it is a cylinder with new length 2L. What happens to the resistana a8n,ujx,n xr9oyk36(ks(cuce 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 dmdsgujj(zda3;/7w w 0e49t y yecides to modify the filamsdg md94ywt7eaj 3 0zuyj (;/went. How should the filament of a lightbulb 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 8ah2 * -px ld4wcejf7rn (ct rkk+p1a;of the same material. The length and radius of eac(8pa c1p-* w24kk r rdch7fxnle; at+jh 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 to a battery y td+zr1e9d l ) 1c(a;oryzk7zin 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 connected in series to a fourth resistor.” What is the equivalent resist) l1yk+aoz1dr y7(cd 9rztz e;ance 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 (i :ys,0ehn, kosz.sj circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. s(o,e.0 ss zikny,:jh 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./ rvk (shb.+nj The three bulbs 1, 2, anv/j+hk(rn . sbd 3 - represented as resistors 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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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.30: Given the simple electrical circuit at the right. 0v p:g ;)souyuIf the current in all three resistors is equal, which of the following statements must be true0 gyvuou:s;) p?


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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 simple electric circuit composed of f:yoh r-j21ky 5 identical light bulbs andy- roj1y2k hf: 2 flashlight cells. 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 si v8-f7is-vlr nmple circuit shv8f v r-i-sl7nown 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 aas *yw.hve,+tbji/i * ndY are 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 the same battery, which one of the following choices best represents what isva+*w,b/ yti eh.* jis 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 will5nkup1(8bl *ghvv3sh c0w- vt pass through the identified resistor in 5 secont n3h sgvvk1vw(lc hp-58*bu 0ds once the circuit 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 simple cir9hbl27(-a tl.nju*q, kebmcoli 2q t ;cuit have the same resistance,mcitjl ,h9b l2*no-l aqk u2(bqet.;7 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 circuit diagram, the curren 9v8e 7jh/mqsmn4ozx,t through the 6.0 Ω resist, 479qmz /j8hsxo nvemor 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, and 5 + nz gyi;b.(xc4 o/gtw9jvhqR3 are connected in series to a battery. Suppose R1 carries a current ofxgjb 5v94t/ wc .+qy(oi;gnz h 2.0 A, 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 are connected in pa mdmhbyr)ke:p9 p*kk3- r4q( urallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissip:kyk*p49qr bm)k3mdueprh - (ates 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. 1dmzuncb(aq6 z h4 p6; What is the maximum value of the curren u4z(zn6 am;b6hq1dcp t 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 lightbu22dfh/wrda2wil3 g,: a+a anrlb designed to operate at 120 voltsdrh waiwrlaa2/g3:2f+d 2an,?

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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 re /nfk:ua.m . 3n:jqmdeg8l 1bhsistor that is dissipating 36 watts of powdanm8 hef/m..b 1lk qngu3 ::jer?

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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 isk ) u- kgsd y5tiscg,-.;vofs/ marked "120 volt, 600 watt.” In normal use, the current in ;usifdvg yso )cs - -kt,/.g5kit 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 be produced bv5 lm5s1on0a by a circuit containing only lo50b am51svnthree identical 6Ω 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 h5snq+ccivd7/9 ga7t -er;uo resistors. Which of the following equivalent resistances CANNOT be produced using a7qst/+e 5r 7 iva;onhc ugd-c9ll 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 bnhfzuqk*,d 5 tp+jp7e*6 ,ksle connected together in different configurations. If all three5nzkteu6 hj d,fq7pls,k+ *p* 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 connected to a battery, a total power Py:c gh3at: l3q is dissipated in the circuit. How much 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 zeroy:lq:3g3acth .

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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 and R t /gmf/h )2k1n0zosl-ed 9vrj2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statements about the resistan- h 12l)0/gd ovtm rs9/kzenfjces is correct?

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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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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 operati)oc 6krlk,o ;jng at 120 volts. What is the minimum amount of time that it would t)c jo6oklk,r; ake to 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 throughlce3co)e7u j( a 4 ohm resistor that is dissipating 36 wattej l ecc()uo73s of 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 amperes of o.2uf-esjm3 - u. (wyju;w:f5x (bae5unjel m current when connected to 120 voltu fju3.5 y-;5w. ex ljo feembjsunau:2-m(w(s. If the price of electricity 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 ligh h1xf-n woa.: qg m1n/pmzb5z4tbulb lit continuously for 1 year at obhm:fz-z 5./mn41n qpxg1w a 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 a ljesg2/:f8jp c as, ae (9f-ibpightbulb results in a power of 24.0 W associated with the bulb. Which one of the following chospfa,e:8f ia s2j g- epc(jb/9ices best 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 a family of six owns a computer r/zhbn jqq0 -fmk:f:+bated at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit protected b0:j h : f/kmb-+zqfnqby 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 2kzeso e *e2reb6/k:nfour resistors to form a simple circuit :22rk *se bze6o/enkeas 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 ci5w3 )g lq.ahwlrcuit as saw)3.h 5gl qwlhown to the 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 ammeter, a swi.sv) ;. 5ebiwmri akp4tch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amwk.v.m b)a;rip 45seiperes.
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 resiy) 4jtc 5dbfzkpr r4* 6k;q9hdstors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 ampefjkb9 dq4c zh* rkdr4);5pty6 res.
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 three resistors are zc*( h;q(g wmc91vw .v76lg-o dk jgrmconn; g 6 zl -qwk1.w(ogmj9(hgm7vc*cvdrected as 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 circu0t5an i(g t s2n wu1-vhr50vevit shown to the right, what is the equivalent resistance? Assume that all wires are idea 00 e1t htrv2na(igsvnu-w5 5vl, 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 resistan*rnriy6b6 k.usg85y sce of the circuit shown to the right with resistancesu b*y.ky rgs8ir 656ns $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 f s2em hw0x9p;bea:e.x ive identical resistors connected in a combination series and parallel circuit to a v x0;abx9pe 2. mew:hesoltage 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+:e(diwc ee 88kd1 g/w-uxgh g in a combination series and ek1 w:e-/iu88 ew +h(c ddgxggparallel 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 identiumj lg3jz z0-n xv*2h4cal. Which bulb will be the4l3g2*znvzu0mhx - jj 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 ab8 jqmonh58,:itz53p vh7ynlmmeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reanv, to7 b8l5qmpz 3yhh:i58 njds 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, a5c6tgpw o w+11it5b/ tf lo7kw switch and three resistors are connected as shown. With the 51iwlgo tptob cfk/75 6w+1twswitch 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, an ideal ammeter, a switch and three re5+vv9es hg+owz :wwr 4sistors are connected as shown. With the switch open as shown in the diagram the ammew 9wrs hwvev+54o:+ gzter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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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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