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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 ( *w;gun08gpmy nu;dm the metal resistor connected to the battery. Which one of the following choices best describes the direction of electron flow through the resistor and the direc u8; (nmygng0p;m*dwu tion 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________ kmut. 7fn dh41fcn+/w_each resistor is t7wkh4n nufc+f. 1 tmd/he 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 wirhd,a: z ;f3jroe of a lightbulb causes the filament to become white hot, while the lf:adzj3, h ;orarger 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 b/4kqqjz-f sqf.g3 jv6 eing replaced with LEDs. LED is the acronym for which j.kqv/f q6 z3f-jgq4sone 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 crovjv30 m rgv4*p63i1 v . ewi6no,a( rbwnhwyg4ss-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 resistivity of yr*avwv n hvweo4w 6g.1,3 im6v irb(340gp njthe 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 z w ojd; yg.v)lv*u5l0material. Wire II has twice the diameter and twice the length of I. If I has resistance R, II hvdu ).g;jlw0zvyo l*5as 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 th.pk(36w/ 3sps augrhl(71tm2mt u dvne 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 would have a resistan17mk rg((pvpstu .3t 2l3 umans6/ wdhce 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 ajuhk(hl3 sceo::zkyp 1k/,g ;(zrrk+nd radius r. This piece of material is then drawn so that it is a cylinder with new length 2L. What happens +jopkrc3 : u1h/kzyzl(k:k(;er ,hgsto 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 tp;*dw 0yl*ay mo 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 produce more light at 0al d;m**py ywa 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 resistorsysdc q+ pln qi-s5 19-e)l6wps are made of the same material. The length and radius of eacnd6-1)pcw-qi 5 ss9qs+ley lph 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 baix0o*i6 86 ;u 8l*nl vrdgn d+v,choeottery in the following way: “Two resis*ogo6do+in8 0d;v eu8n,ix lrc* l 6vhtors 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 accompanyinjx c.5y5*qceef( y(mi g circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmeter reading is mos.xf yqej*(ycc5 (5mie t 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 ti ) ,neau5*n.;drs/a lqsk:l ehe right. The three bulbs 1, 2, and 3 - represented as reqka ,sa.dln/er)s:; 5 e*iulnsistors 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 circun nwfgf )opeg(emc.)j ./4-neit at the right. If the current in all three resis pnf-4..ef gj)ew e(mc/nong) tors is equal, 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 r/ zthhk u0b y1 5paxwuf8ch/88epresents a simple electric circuit composed of 5 identical light bulbs and 2 flashlight cells. Which bulb (o8ut/5 bcky 18a0xwu8hfhh p z/r 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 follodufbx84 l2i7swing statements is NOT true concerning the simple circuit shown where resistors R1, R2 an2lis dxu847b fd R3 are have 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 battery. Bulb X,da ve05 t dtq2sqqqc76unz3 ) is brighted26 vn5t dcqeatzs073,)quq q r 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 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 coulot3v3 l ;prsubezy.w92 mbs will pass through the identified resistor in 5 seconds once the lver t3y;up29.z3 bws 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 sfp, i8 hxqo c4cjod,*s 8ab61following simple circuit have the same resistance, which wou8a1sqd84,6 jo,*px hcc ofsibld 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, the cucmqyliyv8+q+5( b3 ovrrent through the 6.0 Ω resi5qi y b+ +v8l(mqy3ovcstor is 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, and R3 are connected in series to a battery2mn9s, p vxjx .2e,66 jnluwyy. Suppose R1 carries a current of 2.0 A, R2 has as9jxy. 26,jvxn6ue,wp2n y ml 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 are connected in parallel to a bq l4/ ra(v:klqattery. Suppose R1 has 2V acrr(q a/ :vlql4koss it, R2 = 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 coilv0o ij0 :ozmkt9jc *8ylmn87o is rated 1200 watts and 120 volts. What is the maximum value of the current under these conditions?oz t08kojmov*j:l9y i 7cmn80

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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 designavd)zd, t/kji pn6u2x ) gt;;ced to operate at 120 voltdd;6t ) t;gk,iau2n/)z vxj cps?

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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 flowjj-61 ejfa)vf -lydmk: /btq.s through a 4 ohm resistor that is dissipating 36 watts of powe/: yj.dmv -j-tq6afk)jf1lber?

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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 6xnuwqy534 q.y9ehu sis marked "120 volt, 600 watt.” In normal use, 3. 9e 5us qhynx4q6uwythe 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 follooxkrw q, m .ok6n5n,npx0f.7 qwing resistances could NOT be produced by a circuit containing only three identical 6Ω resist orm5kknwn0fqq6.xpn7.,ox, ors?

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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.xxhh f))i;0; h/e dmg iiet0:env+it.0 Ω resistors. Which of the following equivalent resistand ;eghx0eex:vt+i;f/tmh .h0)ii ni) ces CANNOT be produced using 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 twm/omw t4qu*w-i-km8r v( sr( ogether in different configurations. If all three resistors are used in a circuit, how many different values of utos ikm4/mwvr (--(mwr 8q*wtotal 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 totald9oqs3 -swy 4otcg9.s power P is dissipated in the circuit. How much total power is dissipated in a 3yst49-cwd 9g oss o.qcircuit if n identical resistors are connected in series using the same battery? 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 resistors, having resistance R1 and R2, are connected in parayi:*+cg5zep 6d9juqei 5yv 4dllel, the equivalent resistance of the combination is 5Ω . Which of the fo 4pdz95 ig 5yci:uqjevd+6*y ellowing 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 su( k;f0nyuz4 uj;r0 s;l :qlko9 wp:fqech that it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it; ksllkw f;:fuu00j ezp(r9nq;yq o:4 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 throu) *z 9ovxwgw ladwr)f1 ;u*a(sgh a 4 ohm resistor that is dissipating 36 watts of poo wsur ; lg*)w1zxa9(*wafv)dwer?

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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 1202s nw.w.rvnehy:4xrcgg4t; i1c l c22 volts. If the price ofgh r42;n irw2.:.4wy12 tcgnecvx slc 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 xp0dt -l,e8of 2/3 qtjvjb3ikcontinuously for 1 year at a raopxv0-q ftij3d 2e8t 3/j,bklte 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 yx(3p du3movv)5i ib;ed t,1vs i:g*f4.00 A through a lightbulb results in a power of 24.0 W i3etog:xmi ,( )3;v fyi5 dv*v1supbdassociated with 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 family of six owns a computer rated at 500ocr76ss 6 z((jv2m bbh watts in a 120 V circuit. If all computers are plugged into a single circuit protected by a 20 ampere fuse, what is the m 6rvh6s mbsb27j ((zcoaximum 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 batterydm94p pb: q zobbp7.be-r g +94zmmh/e is connected to four resistors to form a simple circuit as shown to the 4 :7 obrdzzh- 4qp9e+9gb pebmm.bpm /right.
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 batte3-n 1zek5 r p+)edc7 (kdz stk+c,ulqwry is connected to four resistors to form a simple circuit as shown to7d+cl ctp kn +k swqezre(z)-,uk51d 3 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 c 8j3gj-g vi: g0zzj)mab 9xog61brs+, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter g +b1imjj cb :g)vj8x90ro agz6zg3s-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 are cgoa6 *-xr5o afonnected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperes65xr*ao-f goa .
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 swi;rs hj0k8gdtxj- 29rz tch and three resistors are connected as shown. With the switch open as showrrjx-hz g0 8 dk;st2j9n 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 3( yz q9*z+q h2puwkmf shown to the right, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal rq2kfm+z 9h(3 p qwy*zuesistance, 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 tfh:.c /t ry n a.+-ypf0.ztawkhe circuit shown to the right with resistanceph/ a f.c.kty.twr f-yn 0+za:s $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 oc90niz*v s vyr78;)a1a9 qs4aohmj ok-ms:x five identical resistors connected in a combination series and parallel circuit to a voltagack 7ymv)z* 1osmhr9sq0axao s;:9nov8j i4-e 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 belowjiiuwo7zy,m 62 os7m0ht( y)l p(nwc / shows five identical resistors connected in a combination series and parallel circuit to a voltage source.7il0whni, m2m j(7y/u(cywt 6)zoops
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
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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, ad4k qjo x3 m:l3ei2b(fll of the bulbs are identical. Which bulb will be the brightejok( 2 33l4ifd:xqbmest?


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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 threea15 8o9d5yi)nvbhj8xmuv* fqak)6d v resistors are connected as shown. With the sw6fv avoy*dh) 85 5bvqn)aj8xk9iud 1 mitch 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 resistor(s lpuo 3roa,;ex(/k0 -t saj b0,hqbzs are connected as shown. With the switch open as shown in the diagram the ammeter ;u3ql -j0k sr,(zx0p ah(t, /oo baesbreads 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, a-b xa1zpc5rx;m xxg6j j*b2o-v xt.s.n ideal ammeter, a switch and three resistors are connected as shown*r - .cxbx;5a2gxmtj- s1.p6jvxobz x . 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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