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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 resistor xorvfp6 4 a,9 dbdy134ktv7iaconnected to the battery. Which one of the following choices best describes the direction of electron flow through the resistor and tvxdai r94t,1kfypbdva 7 643ohe 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 at; o4o)cg4; u sq/n.x3fzsi (zyq5dcin parallel, the_________each resistor is the sa ccqx5t/g4uzz; f ai o);o4n3s(ydsq.me.

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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 causes thz-xt2xk sz0f;e filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. This happenf0t ;z2zx-sxk s 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 LEDs. LED is 2 vh c hj+*in9;q2 qn;vs(tewjthe acronym for which one of the follow 2;9vnieh ;2q*w(jqtn j+h csving 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-sectional area2;hkqo j)uf z4h-os*e 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 resistivity to the old resistivity o4zs o)e -jk*oqhu;f2 hf 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 wireage+4l jo cpg8z)5 :,qdaim(v3jb7 sr II are made of the same material. Wire II has twice the diameter and twice the length of I. If I has resistance Rd(apv5alj,mrc8:i7b3g+e) qzsgj 4 o, 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 di8 f (x 4 im+p0fg:p8bbonbvq/eameter and half the length ofnbp(b8f/0bgx emfp:i 8v oq 4+ wire X. If wire X has a resistance of R then wire Y would have a resistance 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 r. Trf gi85:;) hx+gctjjohis piece of material is then drawn so that it is a cylinder wixgtrg5 hi)o: +j8fj;cth new length 2L. What happens 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 brhes -kenb:ia6 t( u7(sighter light bulb. He decides to modify the filament. How should the filament of a lightbulb be kesta(7( bh-ie6s un: 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 m wbhp9ib28in vrm4.m*ade of the same material. The length and radius of each r8p m n2.b*b4vm9iiwr hesistor 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 abnez nl1 3v*i: cnj5 ghb5zx.7 battery in the following way: “Two resistozixl1 3nbe5bzvn7h5. *nc: gjrs 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 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 resiyzu/fr; z+ u8qstance 10.0 kW and the ammeter h;+uzuzyr /q8fas internal resistance 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 circu m-8: b3eqkbrrit shown to the right. The three bulbs 1, 2, and 3 - represented as resist-m:r3bb8k rqe ors 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 electbvnwp jz--5r2rical circuit at the right. If the current in all three resistors is equal, which of the following statements mu-b 2rp5vnzj -wst 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 risl uip3o7h/u n(jy2fo ( adsx6b n;,9eght represents a simple electric circuit composed of 5 identical light bulbs and 2 a9p37 (jel,b o2u;snh sdf/ox6n(i yuflashlight 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 sim4i :8 o;msnrxkgq+dl1 *d hpf ;m*.zfcple circuit shown where resistors R1, R2 and R3 are have equal resistaf d; h +ocxk8mi*r4nd .l;*fzsmg:1qpnces?


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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 to a battery. Bulb X is bced0 z0kp(m liyb9 ashy-sm*m x:(h5;righter than bulb Y. Ass*k9c5hhsi-m0l: a(m(;yxd yb e mpz0sume 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 in dfat //t 9njz zs5yf2/5 seconds once the circuit was czyas d/t /jfz9f52tn/ losed?


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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 circuij9yd2ho,k3ap e xa;6qt have the same resistance, which would dissipate the greatest power? eq,pa 2j 3xohy9d k;a6


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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 gm )izx+,lfq6Ω resistor is 1.0 A. What g),x6+ mzqfi lis 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 to a battery. d 2itp2(:;ip 43 v7r)as mvhszm4rnjk Suppose R1 carries a current of 2.0 A, Ramsh:kp2pjirz ; m(ts)nv 4 i73vd4r22 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 amwi vc;r67-jx re connected in parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the c7xmvjc6- i;wrurrent 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 andbdcoym 7)vp*4 120 volts. What is the maximum value of the current under these conditions4d *po c7bym)v?

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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 60w5zwz9; rlc,w watt lightbulb designed to operate at 120 wlrc z,w ;9wz5volts?

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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 flox/cz h/es/v 4iws through a 4 ohm resistor that is dissipating 36 watts oc/4 svzi h/xe/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 clothes is marked hfcz+7t dmq 9bej(l6s - .*p7y,t/qecs qo v+x"120 volt, 600 watt.” In 9 .t djvqefxz+,s*qqtbce+sm76y p/7c lo( h-normal 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 be produced by a circuit cs,c+2cnlwlswd :oy i gtd(:76n6 oq *zons 2wl giqo(tnzc7:d*n6oy6,w :d+clstaining only three 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 threv3nj (n4x1*1 m ypdrdhrj1f(ke 1.0 Ω resistors. Which of the following equivalent resistances CANNOT be produced using all t *(r r4x n3pj1v(1h1nyjkd dmfhree 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 togethe0o+7n aj na3a.ztn 0dir in different configurations. If all three resistors are used in a circuit, how many differen o t3.+ijdn0a 70nnazat 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+wdq e 22 ;iioj5 goy4xcyng,) power P 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 internanq5g,dj)iy2i w4 ;eoxc +y2ogl 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 resis/ks5kulrwe j h7l8*fo 060 uxitors, having resistance R1 and R2, are connected in parallel, the equivalent resistan /0erfk7 w05jl6su8k* hxiuloce of the 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 such that it h. 1l (w17yq3,fpfuvthoa2c6ya ,dgwxas a resistance of 12Ω when operating at 120 volts.lvf (axap 7qg3dt2w f1 y1ho,uy6c,w. What is the 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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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 resistoq/ bv n )xxo-7f77*qdba7 gpwhr that is dissipating 36 watts oa-xfb7gqh wb *x 7dn)/v p7q7of 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 drawyw3tmov::bp8 i(hh8j s 13 amperes of current when connected to 120 volts. If vh8:hm:i t o(bpyjw83 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 t:ponw0dmn vjvj4t(loy. ). . 8few1ikeep a 100W lightbulb lit continuously for):.8o.4wtypn1i lmwdj( 0j.vf n t veo 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 throuq6snda 1uexz9ph s;15w.tgq (gh a lightbulb results in a power of 24.0 W associated with the bulb. Wq9;6 awsh nx.ugpts(5d1 1qzehich one of the following 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 a computer ra5na(jl:val /bted at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit prote(:l alvb/5najcted 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 th j0 dook,mn,0o four resistors to form a simple circuit as shown to the right.o,,o 0hn0jmk d
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 simp4uloaoyxc c,04 a9s /nle circuit as shown to theoas ou/c4 9 n,l4xy0ac 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 f qd /:q i(bw*7s7+asyju/tbf are connected as shown. With the switch open as shown ss*/a/w b7+q7:fq( jd fuby tiin 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 resistors gy h77phmpj;u7p3 w :ihi/k+ xare connected as shown. With the switch open as shown in the hi7h ;7ij:x w mpgkupph/y +37diagram 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 q98ovfc4 dcwnhu so7 4) sg*y8switch and three resistors are connected as shocgqshu9vo4s)7w y4 8*don 8fcwn. 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 right, what is the equivale6*ov3q qcn:hv nt resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have identicalqhv 36o *q:cvn 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 t q )p3h9bkm7dd n;9lbto the right with resistancesm kt3q pdbbnd)99l;7h $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 hayrl)gw* bsk)*x 9z:a combination series and parallel circuit to a voltagey*:s bwhgz )xa*kr)9l 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 identic2 lm j7/ sb2qk/sswnd:al resistors connected in a combination series and parallel circuit to mdnjl2b/sks 27/wq : sa voltage source.
Which resistor(s) have the greatest rate of energy dissipation?


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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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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.29: In the circubcene 26ka qfp/tx(8: it diagram, all of the bulbs are identical. Which bulb w/ (: 2xf8apkqe n6ctebill 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 switch and three resistorn5 xsi q5bx3-z8qczf1w6c 5 ays are connected a1csz afi3x q6xnz-b855c qw5ys 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, an ideal ammb )orwo 5kp +ap.g(6zbeter, a switch and three resistors are connected as shown. With the switch open as show+w5arkz(. b g6opb)op n 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 resi8 u-5em xv:j(ni+jvfgnp+* wezm5b5 xstors are connecte( -b ipznmnx u5g:mjve8ej*5v x5++wfd 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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    总分:50分 及格:30分 时间:不限时
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