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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 exic6 3/lx qo(w.v vrlh+rsts in the metal resistor connected to the battery. W(+ q 6wlv. rcorl/hxv3hich 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 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(d.:kan+ib3 jmeg g4ob-fq,i parallel, the_________each resistor is the sameg+4- fj . nge(ik3:ob,qmbadi.

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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 ligdmkqpt +8ja 2 )1gar ov)gc(z0htbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. This happens becak1)m+a(0qo j)8g zdp cr2gt vause

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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 wit*n2kzqdsi qg n725t.1jefv3ah LEDs. LED is the acronym f.5qf*vngkqne1 z 2 i j7ts3ad2or 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 resistor has length L and cross-f(( m)oc9 ceq7vvp a:hsectional 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 Lov q ( m):(79pechavcf. 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 materp7a*l.c*go p;v,z8k i g xsl;f1 *otgkial. Wire II has twice the diameter and twice the length of I. If I has resi ;x ;z*a*opi.8s*p,ocglg7gktklvf1stance 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 anvx71my(p 5l/k2 igaq0o vh b9pd half the length of wire X. If wire X has a resistance of R then wire Y would have a resista9qvo2xhk1y/i0v7ppmb (5al gnce 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 resistor has length L and radius zngnxinj- ti:1d 3/l+r. This piece of material is then drawn so that it is a cylinder with new length 2L. What happens to the resistance of this material because of th/d+ltz 3j x-1gni ni:nis 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 bri; w0nwa id:e.qu 0tszqh*ra,0 q/g5 gqghter light bulb. He decides to modify the filament. How should the filament of a lightbulb be modifq ith wq/qg ezqd:.ws0u a0 5,0*garn;ied 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 of the same materiau4-ib 3zmts/ xl. The length and radiust sb3xi4-u/mz 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, arzw uldatcp qw- .e1980e connected to a battery in the following way: “Two resistors 8ac10euz. dt9 wl-pw qare 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 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 resista,vxv5zk 80)u hcptjf* nce 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammetetu8*c),phjfv0 v5xkz r 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. The three buy6hf ,y5uo 4xffs+ ne:lbs 1, 2, and 3 - refh+54 fyu6o sf:nxye,presented 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. If the current in++wn52qr v2 tswk.fiv 3smdc y0 5rh+r all three resistor rt+.vsqwrindcy+5mw25r+3 f0k2 vsh s is equal, which of the following 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 represents a simp9 spqj,(yhj- gd,re,q le electric circuit composed of 5 identical light bulbs and 2 flashlightjdq p-,ge9hq(,j,r ys 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/9/ux tr/hwd a true concerning the simple circuit shown where resistors R1, d9 ta/xuw r//hR2 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 are connected in seriesn/- 6 z-liuats to a battery. Bulb X is brighter than6-u- /tzsal in 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 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 identified resistor ins m/5*rlo h9qy 5 seconds once theq9y lhrm* 5s/o 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 resistewx;7gbmuzt*-* yi (d ors in the following simple circuit have the same resistance, which would dissipatei( -zg;*yedmxw7u*tb 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 through the 6.0 Ω pa/eok p2j1h52 1 l1pft6zuwmresistor is 1.0 A. W2phzp6tf2 je / 5alu k1m11owphat 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 9o ci8.6flh g6lr ul5xR3 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 c8l ux5i 6.ho l69fglr6.0 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 pv0a-cv *nntsp,95ww rarallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the currps ct09*a n5,nvwv- wrent 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 anwbe61k7jq g 1ns7n: m6v.9pj(i kbp sqd 120 volts. What is the maximum value of the currskq vnw6bsk7pe1b9g qn jmpj6(7i 1: .ent under these conditions?

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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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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 w-d /za d.jbp5/fpo 6mw l,im.latt lightbulb designed to operate at 120 vol6l-b/dplp m5daz ,.fw/ji. om ts?

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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 o* g82(izoq 9qkoaxr*3hvk8 gfhm resistor that is dissipating 36 watts og*zro*o 28x9vqkik3 qf (gh8a f 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 cloth)f -leo *)yf+sp7ntu ies is marked "120 volt, 600 watt.” In normal use, the current in it i*l)fnost-uyi)7e+ p f s

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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 followm w4o mxa8(k*aing resistances could NOT be produced by a circuit containing only three ideno4*aw m(maxk8 tical 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 resistors. Which ;c xp6lyw oh:**kqtr3of the following equivalent resistances CANNOT be produced using all three resisto:3k6ox ltcr ;qw** hpyrs?

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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 9)6w-35 g qqyukwyqwu b+ nth(values can be connected together in different configurations. If all three resistors are used in a circuit, how many q+w) h6ynwtq( -y9qgu 3buwk5different 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 t3 )qw0erdl 2 uxnrge59o a battery, a total power P is dissipated in the circuit. How much total power is dissipated in a circuit if n identical resistors are connected in series usdrxu wqrel0en352 g9 )ing 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 resist nsj2l: d4t sm/prrnizn0u n*e1)f3+d ors, having resistance R1 and R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the folldp m4f): si3n/0rslnuzdn r2j et+n*1 owing 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 such that it has a rsp44-rvz .f vgesistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 kg of water from vgp -z s4vfr4.$15^{\circ}C$ 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 dissipatip9bk1ttg e8wywu krr5du 5u0 (y6p+.: 1ppo hzng 36 watts o+:.1yp6khpdkotr 9zw puwb5py 0e 8 tg(ru1 5uf 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 current when con8 t4tr/jqmiclmgelco7v/ d6f8 c+) )enected to 120 volts. If the7 clrtt 4)8m ve /jgl m/8qcfdc+ie)o6 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 hbstcix8) ;9x5u 3qnx vow much would it cost to keep a 100W lightbulb lit continuously for 1 year at a rate ofibv x)5tq9xsu ;n8c3x $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 power oh fsr3a3-uwfp5(eq .a w j((pjf 24.0 W associated with the bulb. Which one of the follu- hfwa 3(3jwprj p5eas (q.(fowing choices 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 fam 4nbuo-uk(6siily of six owns a computer rated at 500 watts in a 120 V ci6bknu (io -s4urcuit. 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 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 )h7f n7mzm wa8ev2t*u form a simple circuit as shown tof 7z*7unehmtm)avw8 2 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 circ ogl,q6olc+v 1ow2s .euit as shown to the r o16l2 soceo +q.,vlgwight.
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 switch and three resi74qlb (f l6*t1kh w9mt:rnjicstors are connected as shown. With the switch open bk1itj:lf9*lc( mn 6wt 4qrh 7as 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 q4pmc d*v(d l1and three resistors are connected as shown. With the dldcm4 *p1 q(vswitch 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 swi m5aesu qimeg, 49l-6ptch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter readq6sue5- p ,eglam4im9 s 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 right, w4y*asu/6xjn:k9vu 4ryrm *2r+ tcoen hat is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors hayjk*4urm/e cs:uat9nr4o x y+n*rv 6 2ve 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 equivalenywk 0l.a2 p7w*ini3oy t resistance of the circuit shown to the right with resistan2yapwykiiw073 l n*. oces $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 identicalkd 5jwoys)9ek..aeu0 resistors connected in a combination series and parallel circuit.0su .9j 5yekadew)ok 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 ideny 6axgllz0jod( ;c6hifo 8 z *k07p)ljtical resistors connected in a combination series ahfdy(ip ;70*ojx z0 al )czll8o6 jkg6nd parallel 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 ofh /ofl;v 6w ;xyvgr2/a the bulbs are identical. Which bulb will be the bvhrloa6 2w//; fyg;v xrightest?


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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 switch and three resistors are connjvc; s4bzf3,/ v1 amkuected as shown. Wsj1kamv/4 ,cfzb ;3uvith 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 zt qws+znr(+xo;4w iv; e:oev 1)lcx 8three resistors are conneqlw eo;sozc;x x8z )ti4 vw+1r: v+ne(cted 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, an ideal ammeter, jbbyq3u :l5x.yvco9+a switch and three resistors are connected as shown. With the switch open as shown in the diagramboq9 x.u3:5 +jyyclb v the ammeter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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