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习题练习：.Resistor.
本习题练习试卷来源于题库网 (https://tiku.one)， 为试卷打印版，您也可以在网站平台(https://tiku.one/)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://tiku.one/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 electric current exists in g3 kpil);) 5j i6vn -p9(cj rp(odpjypthe metal resistor connected to the battery. Which one of the following choices best describes the direction of electron flow th(y3po6jj9jn))(; p5v- pik grlppdicrough 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 v )iw4 v.-p ojx las47l,f7fezparallel, the_________each resistor is the si.lv7fs7wo,l-a f v4x4jp e)zame.

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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 ebz8n3vkgjg) ug.9 f;ightbulb causes the filament to become white hot, while the larger wir nje;8b93ug k)g zv.gfes 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 bs -v5;yq-jaljdff pq :k9gg(*6xm4speing replaced with LEDs. LED is the acronym form -dgp *qy;6a x594 js:fspqkjl(vgf- 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-sectb22pt fa3 brt(ional area A. It is to22bratfb3 pt( 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 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 /ei3r(vswkx x ch v9/dc8q))y same material. Wire II has twice the diameter and ))xxy cec/v98dkh vw/i3( sqr twice the length of I. If I has 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 has twice the diamrfqm4ki 741w peter and half the length of wire X. If wire X has a resistancei7 rf4 p14wqkm 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 cylindricaliywpqlq ):oyzn, hh 24;z6h-o resistor has length L and radius r. This piece of material is then drawn h -4wl)inzo oy, z2;yq6hphq:so that it is 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 brighter light bulighc1fves * -; d(q+psb. He decides to modify the filament. How should thehpfdgc *s( e+vi q1-s; 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 ar/yk.dcu-)xk mz 4 ukr/e made of the same material. The length and radius of each resistor is )k-k/xuc kd.z/ym4ur:
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 resistancp,*ty iwvc z0fw4a c;r347 cqxe R, are connected to a battery in the following way: “Two resistors are conc a7q xw;ifp*zyv0wt, c3c4r4nected 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 accomp pl+4-gm, 1n s h-m9y xpaaa.-z9ku08bazqeccanying circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The amme 4 k amh18-q -czcp.n mb9py axeaz9l,ug0+as-ter 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 bulbsq zhvkf ) kc1o2+a ata(9-0tts 1, 2, and 3 - represented as resistorath 0 faoc) 9vka-2+(1tztqsks 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 righ0pokzb(k b);7yx f,tlt. If the current in all three resistors is equal, which of the following statements; tbz0kpxolyf7b (k,) 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 9j:c o ,c. xg.mkovv+nedc5*t composed of 5 identical light bulbs and 2 cd.: xct jog. k* eov+,5cnv9mflashlight 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 following7cu yoftp .wup35b( 7v statements is NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are have equalo.c7tb( 7 pp5yuvu w3f 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 connw;ih/k9woi6 rected in series 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 on i;ro9w 6whik/e 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 w(l5y3o (*m pb.pf( v:xdcunurill pass through the identified resistor in 5 seconds once the circuitnf5 :r.lc(pv3uyxomb(p(d* u 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 m-uh . tu;4eo9s z7grjptl)3h simple circuit have the same resistanceugm-u hsj34t.olz) ; tr7eh 9p, which would 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 cu 1 l2ksxk(t,+.tyobf vp-5pmnrrent through the 6.0 Ω resistor is 1.0l5p,k+ -o2v(yfmn. tp1bxs t k 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 bacn ypsfv)0e gv2c tli h3**6d:ttery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 dissipa*f6t2 giv:)e0v3*cnlcphdsy tes 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 differe4+p bv9ir7a leun/j8hnt resistors R1, R2 andR3 are connected in parallel to a battery. Sl hp4n 8vib/7r+ja 9ueuppose R1 has 2V across 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 coil is rated 1200 watts ab0ydjkbmyrml7:x qvq36 v stw* .o/lg 5p8; d6nd 120 volts. What is the maximum value of the . m vdpty7/:xd vqgrk65* s80bmwq;o blj63ylcurrent 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 t s6ui3vwzdskj -)3k e09w dt4oo operate at 120 volts wiv0es9o w t uk3kszj3d)d64-?

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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 fa3kpqw xq;q+7edrt: 9 lows through a 4 ohm resistor that is dissipating 36 watts qtqk ex3p daq:; r9w+7of 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 clothes is marked "1 s9g9b*job+xs 20 volt, 600 watt.” In normal use, the curs+sgbj*x9o b 9rent 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 coira 03 ,ojs kimdfv x46x+4prqt;c7d2uld NOT be produced by a circuit containing only three id0q+ m 7ti4aksxp2ir 6o4fjd3r;,v cxdentical 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 Ω uj t9qt5( 6s,xt: cclr*5wmehd4j7ir resistors. Which of the following equivalent resistances CANNOT be producehrc, jt4dx76:* 55(eitw 9crjltusq md 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 co0)/nc ky n. hlatwz3o:nnected together in different configurations. If al 0z)nca.:thk olny/3wl 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 connectihu+d 34naxl-ed 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 of the battery is zerli4u-h n3adx+o.

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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 ami5gbm xhbh8k hv:gyd9smf)4e .n- ,j..5 ewend R2, are connected in parallel, the equivalent resistance of the combinatio xkhf msn-im.mjb9g,yd4 h 8bw5e. ).e5gehv:n 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 oper6tmlwce8w (bsmi q3 nfb62scq10n, l0)yhm5c ating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 kg of wathln b(lq026ns1im 3 6 y wc5b)0qc,c8wesfmmter 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 oa9wk lxp:w v:0g,bn/kt.w6o dhm resistor that is dissipating 36 watts of px:go0dv b. wl a9kw/,:tknp6 wower?

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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 connecq997a6bqmi0 fjra6 fpted to 120 volts. If the pmr99q7ffbi jpa660a qrice 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 hm6(jmg)r ix) mow much would it cost to keep a 100W lightbulb lit continuouslymi) grm6xm j)( 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 current of .e;sot(sri o 8t:8plmjk,t1u 4.00 A through a lightbulb results in a power of 24.0 W associated with the bulb. Which one of the following choices best represents the resistance of the ljm o sp;su, 8o 8tl(tike.t1r:ightbulb?

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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 ok 48ye (znl;;d:ttikg f six owns a computer rated at 500 watts in a 120 V circuit. If all computers are plu ;;tn(k8 l:tygd zie4kgged 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 resistors to form a(/k(ty(bxaxcp mp;m4 simple circuit as shown to theyx pb(xptm k ((4/cm;a 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 battery is connected to fh s yac. 9.3x)-hslx y3m7s ex*nfoz6wour resistors to form a simple circuit as shown to thens3.cwh.s s- 7h)myexz6ao f9*x3 x ly 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 ammeter, a swinrsif9+q +e;+ n kn8iqtch and three resistors are connected as n8;i fqqk+r9 e+n+ isnshown. 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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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.22: An ideal batteryyb ,ng0 yp/adx(f-u+ w, an ideal ammeter, a switch and three resistors are connected x -u(gb/d0w,nayp fy+as shown. With 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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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 three resistors are c/z jj6k hve(2,1+hac*,rluau1s q kmronnected as shown. With the switch open as show, ljkq u1uk cre(*1mars 6ha/2z,jh+vn 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 equivalpc-dukg lhzjc9 1t*2y (1u7 fd svlu48ent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all thrd7(guupl-yt l1f 12 9chjuk4v czd*8 see 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 voakemn81v.90xz3n 7utoc 8wcircuit shown to the right with resistanm9no 8acn83v1wxtu0 e 7ko.z vces $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 ap 1l,2f gjmp(k combination sep1p,k(2ljmfg ries and parallel 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 ide (vi:ih :dlj7:8yvup87u1mw;opde ye 8v 5im hntical resistors connected in a combination series and paru5(iy 1:8m;7heppdvviih j wd7 ::8le myov8 uallel 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, aeb t*q mhyt 46qm10;vnll of the bulbs are identical. Which bulb will m;n mqt60qhb*1y4tvebe 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, c)d (t9w* 8anr wa/urarc7 i-ca switch and three resistors are connected as shown. With the switch open as shown in the diagram tdra r*i(8t9c/c)nr- a ac wuw7he 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 ammi4(ddm vl*t zkpif+3 )eter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram 4i l +pd3*ft (zv)ikdmthe 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 batteryovr ua*nz4wc 1v3 yq elvas6cmnc.j,h ;3,a7., an ideal ammeter, a switch and three resistors are connected as shown. With the switch o lh u,*nan4v7 s1wvv3 ayrm e6.ojc;3,zqc. acpen 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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