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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 7,a0zdt whm -uelectric current exists in the metal resistor connected to the battery. Which one of the following choices best describes the direction of electron flow thrd, 0w-hzmuta7ough 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, c pn+dkdnk 5 gte0.oe.9bz 96gthe_________each resistotn9dd95.oep g.zgknk6 0cb+e r 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 of a l-r/.t4zkxy qdbd.yp+ ightbulb causes the filament to ber bzd.. dq4yyt/x-kp +come white hot, while the larger wires connected to the 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 xroz15llon3m q/k,ob +,a uk1replaced with LEDs. LED is the acronym for which one of the fol ro+bxa11/o,nkom z ql3,5kullowing 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 L82ub,fdq8 w qjrddbw9e 5ld+7 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 resistivity to the old resiw2w8ed9 dqdlqu 8,bjd br5 7f+stivity 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 3m7s 00 puepewg-g:c-t,j mzu material. Wire II has twice the diameter and twice the length of I. If I has resistance R, II 3- uz m gm-ee,p70j0:gwtpscu 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 d8;xh y6vwaz5an.j zr ,iameter and half the length of wire X. If w nvz. ;68yx,raj5wha zire 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. This piece of mater z+l o/rc nd7wmgry)7/ial is then drawn so that it is a cylinder with newym +l/rgnzo wc7r7/)d 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 i)y yyjmi*/0dq n-fd )wants to make a brighter light bulb. He decides to modify the filament. How should the filament of a lightbulb be modified in order to make the lightbulb pronfj -0ydi y m))qi*/dyduce more light at a given voltage?


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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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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 ma+h:avd 1u jozm*;rx4jterial. The length and radius of ev:oja* 1xru ;jh z4d+mach 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 resist9 pu5yayu/8fl ance R, are connected to a battery in the following way: “Two resistors are connected in series. This combination of two resistors is connected in parallel to a third resistor. This set8py 9/ fuayu5l 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 accoewofw56-kg+ m gohah; u *c0/smpanying circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1 wf0m /g65s*h;c +woao-kueg h.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 s;d ws9ci28fbwo:l e 62ba7vnlhown to the right. The three bulbs 1, 2, and 3 - represented as resistors in the dic2:b6lwlv2f;bed ns87a9 owi agram
- 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 eleckb6xhlbb1 ;wu /z.*mknrm u (4trical circuit at the right. If the current in all three resistors is equam lk6 wbbmr* .h;uxk1b4u(/ nzl, 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 simple electric circuit composed j5s5u;he((q 6nvcgda6m ) jpb of 5 identical light bj a5cq dpu5)6h g;ns(v6mjb (eulbs and 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 statemtefkl-p(fb6)yf4+ dx;augi ;ents is NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are have equal resistances? 6xek) t;dufa 4fpg-y;i l+f( b


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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 conne3v7b/ y)lwtn;myalt ;cted in series to a battery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY at yn3a l7bm/y wvtl;;)re 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 rizgt +mxkmau91e u6cxd7h6f/*2f k+ oesistor in 5 sec6u9u kdfthma /+k1x i+mf6ex7c2* gozonds 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 circuit have daf 06* dfxdph.t-eb( the same resistance, which would dissipate the greatese 0d. xf*hdpbd -6(fatt 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 cnvd*i fs+3v*the 6.0 Ω resistor is 1.0 A. What is the power supply voltacif+sn *v*d v3ge 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 bat;ad pt6, z2fxutery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 dissipates 6.0 W of powzdt 2fpx; u6a,er. 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 connhr4mrh. qld/v8u l6e1ected in parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the ld6u1 h84.h mevrr/ lqcurrent 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 i5av+x/ aeo pdih7r-r5 s rated 1200 watts and 120 volts. What is the maximum value of t-d r+e/ia 7 5oh5rxpvahe current 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 designed to operate at 1ovncmjer5 2z* 6s;n 8x20 voltsrscem2*;njn8x 6 5 ovz?

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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 (kq ehz* dzco 6gd;63ar5uj.ethrough a 4 ohm resistor that is dissipating 36 watts of power?aqe(g u cz6hj*k 6d5 .3rd;eoz

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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 us b-g/tzml4 ,i*.kxuared to press clothes is marked "120 volt, 600 watt.” In lbz,4m a gk/ti rxu*.-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 conm9r- qau(s6 8cfz g;gttaining only three identical 6Ω res8(z;- utgga6r 9sfmq cistors?

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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 threek8;prt) usi6b 1.0 Ω resistors. Which of the following equivalent resistances CANNOT be produced u 8ski)pt6 urb;sing 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 together in differentea56r q-kv3. r g7sbat 6.75r sektar- 3v qagbconfigurations. If 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 batt8xvc ggg-2lz,vsr8m shlm 5c 3x. sm95ery, 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 using the same battery? Assume the internal resistance of the battery is zcr.9,8hs5 -gmlz 3x 5gcmssgxm vl 2v8ero.

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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 resism5uio8fx 7qe+ewj i*y2l0b6a tance R1 and R2, are connected in parallel, t e2l+ q*biaiwm xju56 780yfoehe equivalent resistance 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 has a resistance of 12Ω when o21ks /z,xyqfn2 zduj4 perating at 120z2/4 zu , xks1nf2jqyd volts. 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 e id62jc:rgit6j (v)h a 4 ohm resistor that is dissipating 36 watts of powe:i ()dei6rvjthj 6c 2gr?

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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 1dop oz3(8cjrd8(1ba q8ui iv0u;ey ;g m 4kb(z3 amperes of current when connected to 120 volto dr iqu8 ;1(8mcdi;gp( (kyveo b u0j3ba84zzs. 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 muc6kc1fvjtzd(em n- c8 )h would it cost to keep a 100W lightbulb lit continuouslek(- vnfc)6m 8 ztjc1dy 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 curre (j2eyhxypn n bcf aqa8;p0k;9 3s7na(nt of 4.00 A through a lightbulb results in a power of 24.0 W associated wi(pa9y e b;knn7a8xyjcqnsa2h(0 3p; f th the bulb. Which 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 familo-tglq b 9 bs0ae/;;jmy of six owns a computer rated at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit protected by a 20 ampere fuse, what is the maximum number of the computers canot q b/e0;bl9-g; ajsm 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 i yv(ft4lvmu0 1s connected to four resistors to form a simple circuit as shown to th14v 0tfu(mvyle right.
How would the current through the 2 ohm resistor compare to the current through the 4 ohm resistor?


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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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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 resistorx ((e oojnv:l:s to form a simple circuit as shown to the righo::lno (j(xe vt.
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 con4* 4pgmngs *zz1njgd3nected as shown. With the switch open as shown in tgpnzdmgg 3 * zs4j*1n4he 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 resistor5jbl dz( 4vj. k-jwfx:s are connected as shown. With the switch open as shown in the diagram the ammeter r jzxvjw4f5d b( -:jk.leads 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 9..ia8 t79zjatnyf+jc6lowj and three resistors are connectenao 7w9.8i .a z9+tlc6jfjjtyd 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 circuh2gb p4opn 4s ojz (/zr/w52jfit shown to the right, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have identical resistao2/h f2rp/ jn 4wzsbozj(p 45gnce 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 sh2vzdd,+3z/hbg ;txv:)2i pm8lz btx pown to the right with resistances zpg, x) bm2v/8ddt xtvz : bl2z3;hi+p$R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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..aqfhaj ip24 connected in a combination series and parallel circuit to paj 4 i.hfq2.aa 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 ident w(gn3rezw (v39wm ,y9j2vdqc ical resistors connected in a combination series and parallel circuit y29rn(vm3qw3 ezwcd,(j g9vwto 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 bulbsze,utjszu0 u3*l c5t4 are identical. Which bulb will be the brig4 ttz3* slue5uz uj,0chtest?


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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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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.21: An ideal battert xw*a ys:h oz*wtv995y, an ideal ammeter, a switch and three resistors are connected a:x* t ts9zvwow5h*a9y s 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 batteryrxh;uyu) 2skr:v u *b4, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 abu4r*2vu ):;xy khus rmperes.
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 k. r*ou+hdsx6h ;con1lq0 mo+resistors are conneuoxhh1 6rc.o ;*kqln+m+ d0 socted 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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