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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 circuitl,. 5cc ki7vor shown, an electric current exists in the metal resistor connected to the battery. Which one of the following choices best describercik7lc.o 5 ,vs 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_________each resiszrns) /r,qtfbri3jb 4/r d j;a0q-wq8tor if tq n jbw zr rqi3)bd-rj,4q0ars/;8/s 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 of a lightbulb causes80-dsz75qspyculkirl5f 3 r8 the filament to become white hot, while the larger wires connected to the lightbulb remain much cool8pl us 3z di-k0l 57qrc58fysrer. 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 replacedyr ji4)d-*j uzp/i t6 ltd8rv* with LEDs. LED is the acronym)i6t4j*du*- tl8 yj/drvpi zr 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 lengta5 g2noz//h h/ kwb4uzh 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.n o5/hbzzh4/ w2g/a ku 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 samee;fqv1 a3p4pyg* oz /d material. Wire II has twice the diameter and twice pva;egpz/ d3qfyo*1 4the 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 diame/gnvj2q19h/5 v hlucnter and half the length of wire X. If wire X has a resistance of9hh/nn j1 /lvv 2c5ugq 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 o-u0s57fhpy.o;5csobi ; :z ryxsel3 xf material is then drawn so that it is a cylinder with new length 2L. W yropiyfc:e3 ;0bs 7xol5z us-.;5sh xhat 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 bulb. He deci z,dz/r8b+qjcdes to modify the filament. How should the filament of a lightbulb be modified in order to make the lightbulb produce more light at a givenbjz8+ ,cdzr/ q 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 cylindrk:f*r*k fv bqyzep e5z -l9)3oskh8- yical resistors are made of the same material. The length and radius of each resistor is: 8opb y-5ks fe)yf k*ek 9h:zv*3rzl-q
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, eachzv c0a 5f8bm/g of resistance R, are 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 tcb8/g fzvam50 hird 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 accompanying circuit diagf30:do 0gu/wv.ob uc uram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter readfod:3.uuuw 0gb v0o/cing 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 bl4sn)sivls85n /o af+ ulbs 1, 2, and 3 - represented as resistors in the dnlvssi/+n o8f5l )4 saiagram
- 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 cu gjzsk ,op75ps i) zcbi,d5;8krrent in all three resistors is equal, which of the following statemento5)zkbzi5;cd ,7 p,sgjki 8sps 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/h zoe/k- /honx* clg,s a simple electric circuit composed of 5 identical light bulbs and 2 flashlight cells. Which bulb (or boc-g*/o kx,nel/ zh /hulbs)
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 the simp1:qhbil:*y 4l .1; pnvn eqd qk9t:gzyle circuit shown where resistoyhtk:lyd4 1e g:v1z lq*9;:q.nin bpqrs R1, R2 and 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 cuxszzgnq 2wwzii((::m1 c2g0 onnected 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 zxz (zg mu(cwgi20iqws::1 n2other 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 identified.g uawa4u2xe -.j(ay); rg wny resistor in 5 seconds once the circuit was closegyy)aja4 xur-..w(ewg ua;2 nd?


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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 have theh9vv4yhw84x)atcp+qx,6y g o same r,6xvchv4gw ay94+oq8y )xpht esistance, 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 current thd y bfovs-0 73kjd94cirough the 6.0 Ω resistor is 1.0 A. What is the power suppobydjki7svd-c f9034 ly 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 battery. 82tuz(63irrl st8ep/omm h d5Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 dissipates 6.0 W of power.tpdilz m2hrm/(3 r s tu5o86e8 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 fjf)9pf/x im4q84md* /gvote to a battery. Suppod8fg *of tj)4 v4mx9 if//pqmese 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. What is thxh63 n g8s/ips(c;awk0h+mk ye maximum value of the current under these conditio(/gp k8hc+i6sxawh 0 ny mk3s;ns?

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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 opera k 9iokrohb3 2q3y-e;ete at 120 vol-yrokoibh qe k3e3;92ts?

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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 ohm resist+7d9nm;rzv; eosn mvxb;j.ze(aw, 2 eor that is dissipating 36 watts of power?9.ra m27vdn m ;+ej(z ;o;zxvws nb,ee

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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 ma5)fqbd vde/2zrked "120 volt, 600 watt.” In normal use, the currentdv5bz 2d/ q)fe 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 o *rmzrg31p 8ap.kn2jqqh y)h/a,r, jresistances could NOT be produced by a circuit containing only three identical 6Ω resistohmpo gyjq/1 j)aq8 ,rzrpnh2k3,*.r a rs?

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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. Which of the f0hi9ughn p4 f76dg61g8 mxnbtollowing equivalent resistances CANNOT be p x h0 hnm64g1fup6b9 87idngtgroduced 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 connectedab 7-ys1zd 7rnp *q8jlpn3 0vm together in different configuratip7z nyabqnm7 83jpvrds 0- l1*ons. If all 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 connected to a battery, a tota35f.rhve* kz y4 jmvs+l power P is dissipated in the circuit. How much total power is dissipated in a circuit if n identical resistorhz m .+ *eskvv34yrfj5s 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, areyevpd jq.)mte.zf w16- 80rc:ox6mgo connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statements about the resista yf-xm)zd. 18 6.pj0:oq v eomctr6wgences 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 o) vbki2hl.b3hpck*( l,g 4 1sy0odumcf 12Ω when operating at 120 volts. What is the minimum dckc)o, (bk321 0h.llhbp*g 4v usiymamount 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 ohmuk:j +4 ycx8rp resistor that is dissipating 36 wattsjykc r4p8+ u:x 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 amp84d zqz3 .yr);xh53z- lxp v st-dsxlreres of current when connected to 120 volts. If the price of electr5rqz ; ls8- tz xpx3yv3ddlsh-.) rx4zicity 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 .zy 5 3j de3agwnejy*:-8 venrl+yz,w a 100W lightbulb lit continuously for 1e n zl.33dwye vrgyzewj 8n*,+-ajy :5 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 4.00 A through a lightbulbhqnd6 hxe22nlm)q7; x results in a power of 24.0 W associated with the bulb. Which one of the following choices best represents the resistance)6hx2n e ql7mhx2dqn; 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 ojx8mk t;:0qnh wns a computer 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 operatkxq 0mn :h;j8ting 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 resistoirn- qv/l.sa*gx8yf f/5k8 ud ctgw51rs to form a simple circuit astc58n8uk1-dq i/xwv.fgl rsg/*ay f 5 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 connected to four resistors v.:djxyk e zhd6k dn45r*zmr,,2z2uj to form a simple circuit as shown to e64d,zz2djku5hvk ,:my r*jd2r .z x nthe 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 switch and e(o9-/3 ibb)uxg pmsp .ung/dthree resistors are connected as shown. With the switch open a 3g(b/ppudn9e-ig bxumso.) /s 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 three8w6- chvfy rw(g3.og c resistors are connected as shown. With the switcc8wohy.w g63-v c(r fgh 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 coc7q 6vgw62urilby//f nnected as shown. With the switch open as shobwi/6/6v2gf y7 rc qluwn 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 circuite8f ir(a sr4*t shown to the right, what is the equivalent resistance? Assume that all wires are ideal, the batte(it8r sfera*4ry has no internal 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 shown to p)fpe xp4f/hae+rv k85u/d b+ the right with resista vae/4 rpe ub8+p+df5h xfk/)pnces $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 inxg+s/zy k wd6 5mi3zlu9u0q2x a combination series and parallel circuit to a voltage source2iyd 36x5w0z uk9qugzlx m+s /.
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 sh-g9z1hna *w-ua9 uvh aows five identical resistors connected in a combination series and parallel circuit to a voltage sourcg *hav 1ahw--u9una z9e.
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 dia e uh7ks-i6.jz:, szlzgram, all of the bulbs are identical. Which bulb will be the brightes6kei:7szj -,. hslzzu t?


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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 swithqkpg p+; 6o(hch and three resistors are connected as shown. Witqp 6+hogp(;kh h 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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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 thr g-55esvyxm6fx 8i8t ree resistors are connected as shown. With the switch open as shown in the diagfrv5 es-6y g5x88t ixmram 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 resiei:rttl a7yx9 dqghat6*z,b6*+ l i:f stors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2b66f e th+: q7,trltlx*azy *gai:9di.0 amperes.
When the switch is closed, what would be the current in the circuit?


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