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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 m 8vvt*t o)4g0m rug;m zpus2:ietal resistor connected to the battery. Which one of the following choices best describes the direction of electron flow gvgtru):vum80s t;p i42o *mzthrough 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 resist+hgg) +c qm8haors are connected in parallel, the_________each resistor is the sameqcg8mh +ha )+g.

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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 mq kl;w0p++rjlightbulb causes the filament to become white hot, while the larger wires j;mpq0l+rk+ wconnected 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 replaced with LEn)/e w3*fhsbkDs. LED is the acronym for which onfn3) se*hb/w ke 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 lengtht zle- e/;qpc km8v0),isp f/p L and cross-sectional area A. It is to be placed into a circuit, but it first must be cut in half so that t spfvz tk qip/8);c p-,0le/emhe new length is 1/2 L. 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 *u( e hawn d4g(la+ne0II are made of the same material. Wire II has twice the diameter and twice the length of I. If I has r a*d(l4 +aehew gn(0unesistance 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 u7s 7o7/bw hzdof the 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 77d7hbwo zs /uwould 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 mat 24m8 czskt(apacca2 ,erial is then drawn so that it ,ap(2acmtcc 2k 8za s4is a cylinder with 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 brighterza p3 myin2;f6.y4,e q wm;*a:vlzk nf light bulb. He decides to modify the filyaf3z4 w; :in* lkm2y.e,f;a 6zvpmn qament. 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 re ugm*;8s j(5h jhcs+rnsistors are made of the same material. The length and radius of each resistor(+5;rs gnjhj c8u hsm* 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 sa(hx8q;p m*za battery in the following way: “Two resistors are connected in series. This combination of two resistors(q sa8; hzxpm* 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 resistahh1; kqbr :ruy9 r9ous3 dp.8snce 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The v9o; p9 uh :urr8.srbq3hk1sdyoltmeter 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 r h6 q7y00j26u6 b: tdbvmdsqahight. The three bulbs 1, 2, and 3 - represented as resistoqvsdm:2h0yb 6db6 6tuq70 jahrs 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 circuz 9 cc 7dlwapddu4-c*mr6 a2m1it at the right. If the current in all three resistors is equal, which of the following statem-d *rcwl6a4p7d d9a2umcc z1 ments 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 s,9;oxh(ukx;a* qqh nyimple electric circuit composed of 5 identixy; uh9;kxq*(,n aqohcal light bulbs 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 statements is NOT true concerning the simple cec/vo7n i6e*jc n ex6m n95ya,ircuit shown where resistors R1, R2 and R3 are have e noe7in5 , yjme69nxve/6c*c aqual 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 seri64 po5vbokk s(qlf60r ylc.b+es to a battery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY b5 kof+or4ll(0yv.k6pb c6q sare 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 9. v vgkv2,wegthe identified resistor in 5 seconds once the circuit ,gvkg9vewv2. 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 m9ahb9/c 5u14i3kog tm h9f ik simple circuit have the same resistance, which would dissipate the greatest poweu ckomh9519ftgb3a 9hii /km4r?


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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 diaip+ h, nox5v-ygram, the current through the 6.0 Ω resistor is 1.0 A. What is the power supplpy,o+xvn5i h- y 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 dqsllm:r,lp34kgp . 3R1, R2, and R3 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 dissdkl,pl.mq pgrls4 3:3ipates 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 parallel to amxv3:ktyx 84f battery. Suppose R1 has 2V across it, R2 = 4v 83t:m yxk4xfΩ, and 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 ny)/2j xcv .+3gjm):b al-dcq- uxdjm is rated 1200 watts and 120 volts. What is the maximum value of the current u/d vb .j)g x ymcqjn3-md+j2 xc-lu)a:nder 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 resihhpqlb.; 5n* gstance of a 60 watt lightbulb designed to operate at 120 v;p n5 l*hg.hbqolts?

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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 resistordduwm,u j orsc1yv,si6- 8a46aa .x:f that is dissipating 36 watts of powerc y uv .wj : sfa41mxdu6ado8r,i-6,sa?

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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 i7 - mkaxz6 sxd7s*qzz:ron used to press clothes is marked "120 volt, 600 watt.” In normal use, t xdq*-zz ms:s76xak z7he 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 c6bcmkoj c--4spvc8 1gould NOT be produced by a circuit containing only three identical -6j-psc84 1v b ccomgk6Ω 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 .ra qv3 20a hw4rywgaaf9.i: 9ux4qeu 1.0 Ω resistors. Which of the following equivalent resistances CANNOT be produced using all t9wivgu h4aq 2a 4qu:3ar9wxy .e 0fa.rhree 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 conn1aq- krplcaaq8t0bo8;*di r/ ected together in different configurations. If all three resistors are used in a circuit, how many differen81-qol pcb ai;8/aktaqrd*r0 t 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 P is my pwf5ho;2/ydissipated 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 i phf5/; moyyw2s 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 resistors, having resistance R1 and R2, are connecp r3v9u3+aqio-y i7b ouc,-o nted in parallel, the equivalent resi,av o uq3o b-co7-u3+ 9ynpiristance 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 :akze ,py-ry -a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time yke- ,y-pz:ra 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 xwpamqh815jvur5t( g :an:2cthrough a 4 ohm resistor that is dissipating 36 watts of powerj: n qp1 ra(5 acwux85:ghm2vt?

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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 connected flk ojsr:wu6 5 5k19nm d*tln)3hm1 ugn)u8yt to 120 volts. nn5u lotrk9 jh:du8 )gy3*1)5u6 mnk twmls1fIf 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 lightbulb lit continw1o 0k y-6ao4atx-vhjx)iz3g uously for 1 year at a rav taoz6x)xwhjg4i y--31o0 a kte 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 lightbulb results in a power ofeg9.y om2qnle h1 b6 )tpmz7s5 24.0 W associated with the bulb. Which one of the following choic1 hz se7n)2p59lgmob.6tmy eqes 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 compf4w3uj z mrg 7.n/5l ojprm+f5uter rated at 500 watts in a 120 V circuit. If all computers are plujfr+r/zojw m57fn4.mg53 lup gged 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 resistor;50dc y c.i fusxnfj32s to form a simple circuit as shown to the ri;n jcscydu0ffx23i5 .ght.
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 cpmw +bj0 uxvh;9qr:9 e)p. bqqircuit as shown to the hq)upvb0+:x. q9q j;wmpreb9right.
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 j8r iy3 sp+fv8 j5dg7ee- gm4yammeter, a switch and three resistors are connected as shown. With the switch open as shown in ty8 vs5 mi8gyjjfee g3d+7p- 4rhe 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 battero hs2ss;xe/y/y 4dp0dy, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as show4edyy 2/s; /s0s dxphon 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 battesrm0v+ . bi)wkry, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reams .wkr)+0vibds 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 pr ;ap2g*e*wvto the right, what is the equivalent resistance? Assume that all wiresvaep; wrg* p*2 are ideal, 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 resistog(jl 5ihu sn,z8o4*d ance of the circuit shown to the right with resis , ulno sjzh4oid5g8(*tances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 a combinatd/zp, (yb,n n g*gj2miion series and parallel circ,njpm g/2ny gbid z*,(uit 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(c u uutyv+4:n identical resistors connected in a combination series and t +:4yu cvuu(nparallel 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 8 ezcm1m4ijp1 ew16qw are identical. Which bulb will be t8 mp461eei 1zjw q1cmwhe 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 resistors are a.;sfw8-y pp umq2t4s connected astfswya u2;s. p48mq-p 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, 2 th-ix.v1wr m/;kkbg an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in vr -/ihtm21k.;b xkwgthe diagram the ammeter reads 2.0 amperes.
With the switch open, what must be the voltage supplied by the battery?


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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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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.23: An ideal battery, an i/lay 5. r 2soo;chef5fdeal ammeter, a switch and three resistors are connected as shown. Wly s ao2 .fcf/;oer5h5ith 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?


参考答案:    
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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