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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 elec+t:xfleoh;fs x1 xx ,-tric current exists in the metal resistor connected to the battery. Which one of the following choices best describex sl ;+t,:hoff-e1xxxs 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___,ca530bv(bh iotxk , r______each resistor is the bvx,5ibr,t0 oh(ck 3a 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 lightbul s,.irxurq(g 1:03f +:b cukovabq3geb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. This happ.u 0a f:qqv1ckr(+bu,rs3b :xgi o 3egens 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 beinx u(j6w4 c(/q*y-pngb,mbzlc g replaced with LEDs. LED is the acronym for which ouc x 4bqnzcw*(l/y,p6 -g(bmjne 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 resij4k;- ,wj zdyy-ti,to stor 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 r, iyz4k,w-dt jtoy-;jatio 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. Wirela1mzn5h 78* r3l9i/wm ajcsr II has twice the diameter and twice the length of I. If I has resistance R, II has resistan37z s/w5*rj ramlhc189 nl iamce

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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 th/g-7foe+7tnpnv ):fonqb u1ie 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 resistafip nu+17n etovf):o -b /q7gnnce 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 rad elx- wg6x-)a6e4h lojcz2+tp ius r. This piece of material is then drawn so that it is a cylinder with new length 2L. What happens to the resistance of thie24x)+6xpt aohgz- -6 wclljes 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 br);qg1 khp-t fdnbt e-8/(wowjighter light bulb. He decides to modify the filament. How should the f)/g(ot ;b-eq1tk-jdnhpw wf8 ilament 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 of the19h cw-6ek*my e(gsmc same material. The length and radius of each resistor i y(m1 wh* se-gekc69cms:
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 resistan5jc02 0(mr oancq, lgbce R, are connected to a battery in the following way: “Two resistors are connected in series. This combination of tw5c r 0j2obcq0,am( nglo 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 resistanceyd gk0f+g0ylv gv1 +i*.h3mko 10.0 kW and the ammeter has internal dvi0gfg mky+ v.g*yho3+l k10resistance 25.0 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.e8g)3z7zo0+8 wcy iwczn: z c, gs.vek The three bulbs 1, 2, and 3 - represented as ) z z.+e8s:c eyzc3o0 ,wkwc8gizgvn7resistors 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 curre;db. u..;rxqlwk*sy bfd+v2 h nt in all three vrd.y;;l df wksbhx.q. 2b+u* resistors 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 simplpu ./ynx -.m;cuppx( de electric circuit composed of 5 identical light bulbs and 2 flashlight cells. Which bulb (or bu uu xc.xm;yn(pp-.pd/lbs)
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 follo8:nw 7 znzxh c)r: f4p0r aqacc2;aq5ywing statements is NOT true concerning the simple circuit shown :pc052 ca8aafc4n7z)nrhw:qq; z y rx 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 are connected in seriedduu5g lr we58pt81n/ol :e8ss 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 othee 55d 8l1s 8lor:wntgd8ue /pur 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 in ik( x+3;hig2mmp 3/lf,mq wrw5 seconds once the circuit wa2m+3q gp(f3/ww,lrhixm i km; s 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 folpka+ r1ahis 75lowing simple circuit have the same resistance, which would dissipate the great kasiah 715pr+est 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 theg1ompqv(eu jp z/o28a 2 2u9lrough the 6.0 Ω resistov8om 2(1 up2a/o e zjup29egqlr 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 R3 are connected in series tn7 eilws)4b;w o 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 volta 7)ns;w biw4lege 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 pars)mmc5uv51khs j.9 e sallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, ancs uh)v1mk5msj5e9.s d 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 tisp1dfs cesj e: z 9/3- :rb(q.r1idszhe maximum value of the current undei/1es r:-sz.( j ss3dbc zp def19r:qir 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 designed to operate at 120 zzuq:* l;i pvl81w xh5v5l1p*x ; vu:lqhzwz8iolts?

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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 resistor that ip,z(g )qc,a(jg7lr0vxaz z .oyk kl5 (s dissipating 36 watts of pow0k(vyl(a z,ljckg)a. ( zz5,x7rqopger?

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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, 600dv 3d0is 4.(x-a nxwrw watt.” In normal use, the cux3dnw(vx -a40d. wrs irrent 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 be produced tsu v nfca0w9gagy :n+0 6-gc0by a circuit containing only three identicacwf v6s:-gua0ty9ngac0 0gn+ l 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.puuh:r;n54n s m7w ,bg0 Ω resistors. Which of the following equivalent resistances CANNOT be produced using all th swh;u4nu75 mp,rb g:nree 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 connectg zy ):gxcs .q ot.(wh(r+)erned together in different configurations. I:g y( zxtr.w .qcn+ge))h s(orf all three 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 to j/, kuuruq5 szs9wwmo8d;g.k;fx3l2tal power P is dissipated in thelm;xf39u,gwr k 2suk/sw.;u doz8j5q 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 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 resistd v:.vw9yjmkmf7;dy 0ors, having resistance R1 and R2, are connected in parallel, the equivalent resistance of the combina0y9md:jyvmv;kd. w f7tion 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 such that it has a resistance of 12Ω when oper6t j-(ze tinl: qms*m0ating at 120 volts. What is the minimum amount of mqnez-ls(tj6:*t m0 i time that it would take 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 through a 4 ohm resistor that is dissipat40;k,zgke;fa cn/dh l ing 36 watts of p4g;fd/kehal;ck n, 0 zower?

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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 dra/yf;z2 xvu + mkyh(0hyws 13 amperes of current when connected to 120 volts. If the price of hz (hyy+x2;/0yku vmfelectricity 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 wps(miwx. pjfiyk )8 pp.za85 )ould it cost to keep a 100W lightbulb lit continuously for 1 year at a rat(5 ).fasy.kijpx8p) 8pmiwpze 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 curre+ ( a0 ccfonujs-rap4.nt of 4.00 A through a lightbulb results in a power of 24.0 W associated with the bulb. Which one of the followc-rp 4 .0a(o fjncusa+ing 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 family of six owns av1g *p**fdwyp96bhu a computer rated at 500 watts in a 120 V circuit. If all compu9*d* pbagh1vu6 *ypwfters 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 form a simple cuu1z k6 we h-y3cx)bz-ircuit as b uzhce-y3x-zu k)w16shown 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 codw zd/)cx 1i0 pvwam16nnected to four resistors to form a simple circuit as shown to wmw 6dd1 0xpv 1a)c/izthe 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 switch and three resistors are c*xcov: it3 t3yh5/fz gp5 nyb6onnectn* i5 6ocfxyh5:/bg tty3zvp3ed 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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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 n rxxe33uhb/2g;);mm s sv,zvresistors are connected as shown. With the switch open as shown v2/h3; )ermsz 3bvn guxm,s;xin 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 three resistors arehi2)exp ulnxs n/y3), connected as shown. With the switch open as shown in the diagxuen/2psl, xiny3)h )ram 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 right, what is theun:-c +kax 0-wst,rej equivalent resistance? Assume that all wires are ideal, the batteryx-ea0 r ntk-:ws+juc, 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 3u8p +-ehyic p with resistances c +i3uy-e pp8h$R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 co61ecnebg*.qw:.u hst nnected in a combination series and parallel circuit to a voltage sourc:e.un bew6.sq* hgtc1 e.
Through which resistor(s) would there be the greatest current?


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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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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  04.21: The diagram below shows five idl2 skgd68)y pyhz/ey; entical resistors connected in a combination series and parallel circuit to a voltage source.szy /8pge2y )6k;yldh
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 circui7o*p;p shr ,zjgb/nvuo 64za: t diagram, all of the bulbs are identical. Which bulb will be the brightgoop p 4 ;zn bzjv/u:a76*rh,sest?


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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, atzco9 r2xohkm* f*.t8 switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperc9xf2zhk r t*o* tmo8.es.
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 swi)h ksh*;7bx pitch and three resistors are connected as shown. With the switch open as shown in the diagram theh;pk*b hxis)7 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, j8iy4beeio .uxkg0 ) 3a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter 0y.i 8eojuxe4 g)3kibreads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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