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习题练习：.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: 2024-08-22 15:34    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*usf1 dv t./ b*iqe*rvt 1elr8)f-h wzk,xa5i tric current exists in the metal resistor connected to the battery. Which one of the following choices best describes the direction of electron flow through the5wk,huxvv)*dlr fs1 -tezri* eaf i ./1t* qb8 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 /fao,p7s)ne agvk*,ptc3 1 ziare connected in parallel, the_________each resistort7*,f s3kavz1n,gpei/ ) a opc 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 ;*c b 4d/fqi/kbqxlph4x j4k 9of a lightbulb causes the filament to become white 4p4/kj;ixd xqbf /chl 4b q9*khot, 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 replac/v1sjc1bfa3 sed with LEDs. LED is the acronys1 13favb /scjm for which one 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 length L and cross-secthdb(mo,l*afg-0 e 9j bional 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 *bobm-ale0jgdf(9 h , 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 p*5k 7qla7fkr6k :bgmgj1kv -has twice the diameter and twice the length of I. If I has7 g7ljb aqkkr*kkp g6-1:m5vf resistance 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 of the same material but ydlowes 6 /j3zhb(.0i has twice the diameter and half the length of wire X. If wire X has a res zd h(/0libs6.yweo 3jistance 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 ofg*08z yo n39wu 7fbxmg material is then drawn so that it is a cylinder with new length 2L. What happens to the re3xyw897on mgzb fu0g*sistance 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 brighter light bulb. He decides x.u so-8n gvz;4)th eato modify the filament. How should the filament of a lightbulb be modified in order to make the lightbulb prhseu)t8 n.-vo4 xgaz; oduce 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 sam+gsarmy); xw7 b 2s,1hvy4mqy e material. The length and radius of eachb h4)msys,mg17w ryxay 2 +v;q 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, are connected to a batt n4d /u,*zbqosfmps +;ery in the following way: “Two resistors are connected in sns / 4oupsf*+zmdbq,; eries. 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 thn98,, vl/duxcw1l 0 0loblvqre accompanying circuit diagram has internal resistance 10.0 kW and the ammeteb0n 8v,ow dl qxl/vu1,r0lc9lr has 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 circuit shown to the right. The three bulbs 1,2tc7od q lw-r08pgx(e 2, and 3 - replge72 wq(c8-0pxodt rresented as resistors 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 current in al sbqtjlc0ubz o;zh 4n6,t00;ol three resistors is equal, which of the following stat;04j6no;o zbcq0zlt 0 sh ubt,ements 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 represent;4 e w) ww /t7yfls-jtenys :4elu8m1is a simple electric circuit composed of 5 identical light bulbs and 2 flashlight cells. Wh)ijw4s fe81m ll-wyt7; unw :/tey4seich 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 co h:i-ug hv3qqs2tgk*c;*tw f8q2 :xi mncerning the simple circuit shown where resistors R1, R2 and R3 are 2h gtwciv 3qq;x:igtm* sf*uq2k h- :8have 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 ;v8-0j drdbfzseries 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 other to the same battery, which one of the fo;dfr0vj d8 z-bllowing 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 2*p+ 1 cbiklhq through the identified resistor in 5 seconds once the circuit wakbi1 q*+2hplc 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 651raq43njdp sin,s p q(vmz) following simple circuit have the same resistance, which wv6qq4asrm)p 5nsj3 z1dpni, (ould dissipate the greatest 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, ts3 5mwtsrn,8 qhe current through the 6.0 Ω resistor imqnt3 8w5s,sr s 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, f0) 4xf (18fhv xdbwzsm6 6db*7*qt holy(sawand 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 div*t7 *am0(sb4dw 6xwx6qsobzf 8 y)df1h(fl hssipates 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 parallge/ r--qq5msy. gn)ys el to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipat.qyq5-ny /g-sg )emrses 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. :vyn+ gh6.;zwmi0hry What is the maximum va h;.zihnw+my r0g y6v:lue of the 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 lighthb xp) jn4z9yt -c*5ambulb designed to operate at 120 voltza b5-tx4) jm*yc9pnh s?

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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 th/ i1*iq(yfc tvark 1t:rough a 4 ohm resistor that is dissipating 36 watts of power? fii/( y:rc1*tqavkt1

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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 0 s 0b1bszk5byis marked "120 volt, 600 watt.” Iny1k5sb b0z 0sb 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 cgc4 xvrqa7j3p gmfj+,m)f5sd ,r m f6-ontaining only three identi43fp,dmf7 a )c5 , g6+jvq-fgjsx rmmrcal 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 1.0 w :;jdemc0 a m( .aipsw:/bmr*Ω resistors. Which of the following equivalent resistances CANNOT be produced using all three resi.w jb(*:rea;w : pcm sda/i0mmstors?

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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 diff5 oikg4 :bsnb6x +4ta q,l6.4t hdoinierent configurations. If all three resistors are used in a circuit, how many different values of total resistance can be p5h ixqtla+it46 osb4:nk6.dg,io4n broduced?

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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 po5/ q *arxq:hckwer 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 b/rq 5 xqkah:*cattery? 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 resi irniaxo.)ul06-(qwostors, having resistance R1 and R2, are connected in parallel, the equivalent resistance -oa i(i)wnr.oq0 l6uxof 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 operatuy d+yh-igxw.q03q9r ing at 120 volts. What is the minimum amount of time that it would takeqw0. +yhrix93qgduy - 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 ftjphy*8vt*v, 5anx :aq+x hyz di0kbyi2y/ 5:lows through a 4 ohm resistor that is dissipating 36 watts y b+tzn h p5t *kiyi:vy x28yh*j5q/va, 0a:dxof 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 draws 13 amperes of current whm(q j2n-h,r isen connected to 120 volts. If the pri(r njh2-mq s,ice 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 continuo *f*,x xqoil8husly for 1 y8lox, f*qhi *xear 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 through a lightbulb res./:( :fmmt6i + feqd sp 4salfaz.0ntvults in a power of 24.0 W associated with the bulb. Which one of the following choices best represef: d fm6q/4.0ztsflmtipse(a+v. a : nnts 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 co+)j,qii 8t0 axx)pnk omputer 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 can be operating at the sn ,ox0)+kti)aq8 jixpametime?

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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 connec;ordwqbe8d lh;jf8nl z +/56 cted to four resistors to form a simple circuit as shown to the right8jlqz;fw;ohb+ 6/ d8c5l dr ne.
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 fof,r6i va6m/zqur resistors to form a simple circuit as sho q6 ,if/mavrz6wn to the 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 adq24 zxo y;1rkmmeter, a switch and three resistors are connected as shown. With theyo k; zxqd421r 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 idealpy pjc.o6n/p( ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 o6npcy j pp(/.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 aml8w;inhd)eee+wa,7 ht.l7u rmeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter readwrl +a 7 8d;h7n),hu.we tilees 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 thejq/jskgd9/s2 +ou 8 wx equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three 2q8 +/o9sxj/jkdwgu sresistors 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 g-le b42 yrqs4 the right with resyqsgrb4 le 4-2istances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 k0mtm2 y 95t*vb1a ofgidentical resistors connected in a combination series and parallekyma v1t952*tbo 0 fmgl circuit 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 identical resistors connected in 1 luq/ e-hgxp92mwrpmw 93*gha combination series and parallel cirh rp*- g239gu9x 1elwhmmpw/q cuit 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 t p;acz w e59; fpmrk8s* ws;blo3-zq.uhe bulbs are identical. Which bulbuz; 5*;m9k3 8 pzewplrascoqb-;ws.f will 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 abp iq9(t h l/q(ols+8gnd three resistors are connected as shown. With the switcp( t8q +sll (q/9obgihh 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 ammeter, a switch and three resixeok5u2gl /jt/7pj3yd .y e*/. zuxxpstors are connected as shown. Wd loyj5 k .jxu/ uxp7 p/3t*/xgz2y.eeith the switch 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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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 resistors arfyfpaj*dr8 5 u :n7k(bhip0w(iry4* de connected as shown. With the switch open as shown in the diagram the ammeter readwr7y0 5 i(ddy4j: (8pf* bnk*fhriaups 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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