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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://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: 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 elect5hr+aoriva/s 0d f:r. ric current exists in the metal resistor connected to the batr5s dfih./:v +0 roaratery. 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_____p8ao.or*yn9w7l qc )z____each resistor is the sao pn7o8ar9w q*. lzcy)me.

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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 s+y:yh0 o z9qfwx-7vyun t5v 8+l8dtnwire of a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. This happenh vvquz8lo:9yw7x5+s dnt8 yf+ t y0-ns 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 liiy5v azac5o* 7zsb cz+1w+oo7ghts are being replaced with LEDs. LED is the a wo soy5c+i z7ac+15o*a bz7zvcronym 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, z,cl5(aqjktov.w 6 j length L and cross-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 resistoz kj, 5qt6. (l,vjwcaivity 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 vh yj5g 0i4t bci1cd )-;h0qkwof the same material. Wire II has twice the diameter and t v14cg5i-w kihd)t ycb00h;q jwice 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 th ic fmf *zs oq5aml5rx:k;0h/d*xd6m-e same material but has twice the diameter and half the length of wire X. If wire X hqx 5aldff*0omc6;ris*:kmm x- 5d/zh as a resistance 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 o5 cr8 zv;lm6dphn)0bff material is then drawn so that it is a cylinder with new length 2L. What happens to the resistance of this material because of this proces5rb)8dhvcf ; mz0 l6nps?

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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 Edgr d5m1i.vsp0 ison wants to make a brighter light bulb. He decides to modify the filament. Hd p1rs m5.gi0vow 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 resistors are made of the same material. The lengthp1) qwk*ek gz ) +lg94kv*nhor and radius of each re*vk 9ko4zh)1e*pgwl)gqn rk+sistor 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 co i(ybk9l.sg1 ennected 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 ofb(gyle .s9k i1 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 wbu;f+d; h +ui)kz e2rdiagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.+ud;fhwz) k2 u ie;r+b00 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 comlafz-p 47g j2im e zjjd 82t,,a;lih,4j mnjt.pound circuit shown to the right. The three bulbs 1, 2, and 3 -pi44tmzh 2taljg ;jij l,, zf 2.ndm8ae7,jj- represented 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 qhc p f:/e krnnc3, :kz3e(u:ccurrent in all three resistors is equal, which of the following statc c,:n :3 cfzh/p3ukkeqnr:( eements 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 righ0q oof yt6+8iit represents a simple electric circuit composed of 5 identical light bulbs and 2 flashlight cells. Which bulb (or buoi 8+yfqi06t olbs)
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 stam(l8iig( .e s: p4ntrxtements is NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are( 4ngt8ri(epl.si:x m 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 lightbulbs02 xw*hm,mifo5wj d 4s X andY are connected 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 one of the following d2*hxw0mfo i5,jsw 4mchoices 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 identified resistor ims/6)d uej-gzl :t12 jteg ;cin 5 s iz eg;:tm ds2/g)jujcle6t1-econds once the 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 following simple circuit ha3d rxxoed6my4hsz3h1o n..,m ve the same resistance, which would dish1m33.dz xso d4 rxoh6ym,.e nsipate 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 al4;bwcms(x. vgip67 diagram, the current through the 6.0 Ω resistor is 1.0 A. What sp ml6igcwv(; b 7xa.4is 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 serie-7 * pylpm/h p;apdf2ro5 mbc/s to a battery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω,-7ph ppf/c ap2;ryml5 */bmod 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 connecttamy es3ij 4j44o8l w0ed in parallel to a battery. Suppol48j3s 44maw0 yoje itse 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 and 120 volts. bes 5.yn4z4oao hbi 7)n+h uu0 What is the maximum 74.n54 soo+ n z)abiehuub0hyvalue 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 lightbulb designed to operay ak4e622fb)3wn; qabw 2k;f+nrj edwte at 120 kwd2f2erb+2;y;faqe3 n bnw6w ajk4)volts?

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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 99lk; - o;qxj- wkcyaec7zc6zohm resistor that is dissipating 36 watts of j ;;6el kzcwk zca y9o79cqx--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 may*trz5 8;9k s:wkk emkpe)l.u ou*z2zaz q(y 2rked "120 volt, 600 watt.” In normal use, the current in it uy .r8tu 2l**zompa keyk:q52)z9sk; w(ez kzis

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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 con:e di,u:l;vv02.j ow hfh q2onueja6 9taining only three identical 6Ω resistors u dal;eo2,:i.qjvj90fhhovn e2 6w:u?

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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 resistors. Whicrz9:w4 n9sr*pi8nvs n h of the following equivalent resistances CANNOT be94:p8nr9 iz nvr*s snw 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 together8pqjov/juwc 20i)0r w in different configurations. If all three resistors j 80vcr) wq/i0pwjuo 2are 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 r vq), u7wb*aq a-)ltasesistor is connected to a battery, a total power P is dissipated in the circuit. How much a)a ,q-aqwt*7 ulbs) vtotal 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 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, pw; +0 d/hmuofhaving resistance R1 and R2, are connected in parallel, the equivalentu 0f+wo dh/p;m resistance 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 a3sn dqq z8a(j/. j(ehh resistance of 12Ω when operating at 120 volts. What is the minimum amounjz3 da(qhj8e(/s q. hnt 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 nm -2cc 0- x3opbphjk3is dissipating 36 wattsm ck3cx32ph0oj-p bn - of 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 currem60*oe rpzt 9rju-) wknt when connected to 120 volts. If the prir0)wepk oz6- trj*9mu ce 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 wo-(n;cj:fon keep a 100W lightbulb lit continuously for 1co:;(on- fw nj 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 4.z:+mk xl):kp2 *g qw ,klfw,hq00 A through a lightbulb results in a power of 24.0 W associated wi, pgz)qwkfm:ql:k+ hw,*k2 l xth 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 vjs6q(rp tx 4d)6e3dvrated at 500 watts in a 120 V circuit. If all computers are plugged i 6vv3epdrdqxt6(4) j snto 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 connectedw- h3udu6wk)e to four resistors to form a simple circuit as dwh)63kwuue - shown to the 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 cogqwt6xy ) v6(cnnected to four resistors to form a simple circuit as shown to the r xg) vt6(q6ycwight.
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 switch and t 34q-5xq-g/k3rvddfi,3j ,phhfr t lzhree resistors are connedgzhpixd - lfrtv5rk3h4j-q3f3/, , qcted as 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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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 three2v 64pvjvrda )9qvyl 5 resistors are connected as shown. With the switch open as sh5v 2p )l9y4jvdr6vavqown 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 swy1ji8lqqq koi nj(j tz6 -hw n6m,s5a 0lj9-d+itch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads9z l( jwh- ijdqlm6a+qy 5jqno18 ,iknt6s-j0 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 rigle uvtj9 j 4ntn-*47bqht, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, anduvtn 4* 4 7jelj9b-qnt 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 shown to tlt8ihd(xp6 (-c ukaa2-42dnh i. dq vhhe right with res( ad ldc.vq 2-6 d-hhn8i k(hpti2ux4aistances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 1 +./vvcdbjn wm i* .*(gad2fwt,h owtcombination se/wm vi f,2.a(hdgv .bttwo *n1d+*wjcries 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 identical resistors connected in a comh-e 1,tmnixib0i0o /z1zfno ri 4gq2;bination set hi4rnonio0eqi1z1/i ;mx-fz0b g , 2ries 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 cwg*r+bpp q9fdn/ 6/4siftn+ diagram, all of the bulbs are identical. Which bulb will be the btcp/9 4 6fn d+bfwi+gr/*sqnp rightest?


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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 resisto8b 8qhdu i/imyekl 8;:rs are connected as shown. With the switch open as shown in the u/8dl8imb h ikye; 8:qdiagram 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 )kzpibn0; l*g ()v sb9dtn0fyammeter, a switch and three resistors are connect; p(g stk vf)i)*l9n0by0bdnzed 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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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.23: An ideal battery, an id9-hbrk 5bqch- ,pwv0teal ammeter, a switch and three resistors are conne9,b5tpk 0- vbwqhcr -hcted as shown. 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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