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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 eleseta;cju1rg 7 8,rr9 tctric current exists in the metal resistor connected to the battery,ur91 gj7r;8atr s ect. Which 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 parallel, the____b( u ar/:7qsjwc ka4wub3;cl-_____each resistor is/crqab3 - ckwjua : w7l(u4s;b 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 d4gjjq4.3am,dy: t is the thin filament wire of a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. This hi sjm:ygqta3j44d,d . appens 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 LEDa*vg x kw cy6pnw/ddf 3m85t8;s. LED is the acronym for which one of the following choi fd; 88*v5k mdwp3g6cxw ay/ntces?

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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)+dnik1x y 0u6k.j yzm cross-sectional area A. It is to be placed into a circuit, but it first must be cuti+ .1zyy)kd kxn6u0jm in half so that the 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 II are made of the same material. Wire II has twice theu e+ilv+s g8a9 diameter and twice the length of I. If I has resistance s+lea+9 i8 guvR, 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*:g zm0kjfgq:p. +g . azim3ypnc*l1q same material but has twice the diameter and half the length of wire X. If wire X has a resistance of R then wirgz13gm0cn* za*qy: g +p.f qp .i:jmkle 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 material h6wwl*;pjv:q9o c( ud,an va) is then drawn so that it is a cylinder with new length 2L. What happens to the resistance of this materia) *;l, w9uwjcqva:nvo6( dpah l 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 brighter light bulb.+io2/z -xf ibc He decides to modify the filament. How should/-ib z2c+ofix 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 resistors are made of the same material. The l;x( d1sc yocq 0 ng00f,8vcchmength and radius of eac0dy8fqcs00coh ;g cx(1vn cm ,h 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, aorhp4+:ju2qcz 6j 0 7et a- w 9fmed7otzw-g:cre 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 set of three resistorso6zfj 0 tmtdpr- a7g-u2jwh cozecq4 +::we79 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 inte 5eten f(u:p)srnal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The amm5e :tspef (u)neter 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 compou.(qiqyur hd;h4-)fik jili-;nd circuit shown to the right. The three bulbs 1, 2, and 3 - represented as resi(hqfj; -iyk;u )-hi. lqdiir 4stors 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 electryaj0a(6 bs h y30f.mqkical circuit at the right. If the current in all three resistors is equal, hf03m y.aqky6jas0 b (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 cosu5zqs:i5 u8kk dks -2mposed of 5 identical light bulbs andkussi-k 5 kuq8d25:sz 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 togf4j(8*i n zche simple circuit shown where resistors R1, R2 and R3 are jcfin8*o z(g 4have 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 series to a blgq*76 pelir. ;j tzc)o.dmd(attery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY are connectej.p *e .;d)gm( qorci 7dltzl6d 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 identifi6+:3p-l v(dqaomo gxv .h ydc2ed resistor in 5 seconds once the circuit was closed? dqa6( v+dl vgco3o h2 m-p.x:y


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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 followi9pr7 inq;-w hfng simple circuit have the same resistance, which would dissipate the 9rin -f;hp wq7greatest 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 curr8h*k4 t-sr fccent through the 6.0 Ω resistor is 1.0 A. What is the power4-c 8rhks cf*t 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 R1e pt 3(ti5a*qj, R2, and R3 are connected in series to a battery. Suppose Rie5 *a3(p qtjt1 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 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 resistorwm cu+d 2q49eqs R1, R2 andR3 are connected in parallel to a battery. Suppose R1 has 2V across it, R2ec4wmdu 92qq+ = 4Ω, 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 is rated 1200 watts and 120 volts. az- o j0m1cab 4n(ibf9f u8(/i vgegh:What is the maximum value of the current under these condit841i(z0ah b-9iufv eafg j /nbom:c(gions?

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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 ;4tes.cy5u pbpx:4tp o4 fnxo2lx+j8a 60 watt lightbulb designed to operate at 120 voltu2p8txf4;4:ls.5 px xycpbjo oe+tn4s?

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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 flo 1zepqcxn3enb75s+( lws through a 4 ohm resistor that is dissipating 36 watts 3nz (xns 5cl1b +qeep7of 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 cleq 8 rs+v9v9jm m0gm0nothes is marked "120 volt, 600 watt.” In normal use, thenrjev 0m899g sm0+mq v 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 folln7ec1q.s;ivxk9 v 8i fowing resistances could NOT be produced by a circuit containing only three identical 6Ω .kxsni i8cv;q17f e9 v 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 resitgu soj j ( gzjs:jj,3:e6me1)stors. Which of the following equivalent resistances CANNOT be produced using all th z6osj:,e jsjgj j1(u)mteg:3ree 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 onb+;yd 1oql 9af different values can be connected together in different configurations. If all three resilqd9yn b;1a+ostors 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 rrty n5(62s2 .ldnl rpe-9w xdxesistor is connected to 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 using the same battery? Assume the internal resistance (2tx- rdpl .rxl 95d2ey6nnwsof 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 resistors, having resistance R1 and R2, are connected in parai)mehk .31)k70w mkj 7vt uop8 i1mmpm( 5xekallel, the equivalent resistance of the combination is 5Ω . Which of the following statemimm)mve3 kmiwo1kh7k eupx8p .51ta m(0j7 k) ents 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 sucht4gd-oc5f;-b 9baa-nr j4onk that it has a resistance of 12Ω when operating at 120 vrbfac ;-4o-945bjt agd- nknoolts. 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 resistor that is dissipating 36)9atc cgmz 96b/x*w;c kadvq* watts of pow*x* w;/99vzq6m bc) kcacad gter?

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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 to 120 volwzk25 0xwxr h.ts. If the price xhw2 rkz.w0 x5of 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 conti tn 81ed9c:x:t+ qh8wxtrlh 8vnuously for 1 year at a hr8t:n edw8t 1+8 xh lq9xvc:trate 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 q:sqlxs l,pf*h2,s x 8lightbulb results in a power of 24.0 W associated with s, q2pxl:fhlqx8 *,ssthe 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 family of six owns a computer rahow/c,s o czc.c8 10jrted at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit protected by a 20 amperec j,.co/r8hc0 1w zsco 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 fo n,l3z 8;,fsr:k 3enhdkb)zgbrm a simple circuit as shown bd,n l ze;:khg 38bf,zs)3rknto the 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 res 0r onr,(o7;vr ubyan7istors to form a simple circuit as an0or,7ry;vu (b ro n7shown to the right.
What would be the potential at point B with respect to point C in the above circuit?


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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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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,yo4qq fh 4ebo,*q(9 kf iv3:s1(vnlcb a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperes,q y1bff43onic skbl(4e vvqoh: *9(q.
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 swit:+oi2gjw+un blw 3mm *ch and three resistors are connected as shown. With the swmn+3 j+ * i:2ubwolgmwitch 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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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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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 th52jdiz j9 qzux3 +uo,gree resistors are connected as 2oq iuj5z g,d+9 3juxzshown. 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 equivalent resistance? b1gskd e7(n7c Assume that all wires are ideal, the battery has no intern7be7cnd g1ks(al 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 s;ecy0p tm -+p..r uaqq(t/nhz hown to the right with resistancesqrq uy.(0h .-mpac et+tp; z/n $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 coqedf( c 3:x7ocnnected in a combination series and parallel circuit to a voltage sourcq7 oc :fdx3ce(e.
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 identical re3wrzfhb9 4:yha,gv +c sistors connected in a combination ser awy 3br4:chzvhf,+g 9ies and 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 diagramws/ -dmis60,hxmqc py *1ff d:x0ue z,, all of the bulbs are identical. Which bulb wiyeum0,w-x6zm1hsq ,id *df:0cp sx f /ll 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 resi-fboy k+1ikm +stors are connected as shown. With the switch open as shown in the diagram the ammet+ bfiymo1 k-+ker 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 three resistors d0/ t*o0 )4aiij r8tkj,bgeji are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amj,ibji* 0dr04 o/tjt g)8 ikeaperes.
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 re1d pijold; 7h/iswp( bjz hrwk9834s8sistors are connected as shown. With the switch open as shown in the diagram the ammeterph4 l3okzw1 /;sj8 hii8pw9bj7rd(s d reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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