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习题练习：.Resistor.
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 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 electricyqqr0,mwa p8; current exists in the metal resistor connected to the battery. Which one of the following chy 0rq,w8qpma;oices 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 res1c,r*9mrw 8zzn4 fgoohc3 0 wzistors are connected in parallel, the_________each resistor*gm91 rfzz3woz,c4h0n 8wo cr 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 of a lightbulb causes the8cgyq-ib s;t + filament to become white hot, wh+gq- ist;8 cbyile 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 y*yd7 lst 7 p 2pnybwtxj:p5j6mp)m,2lights are being replaced with LEDs. LED is the acronym for which one o)752lp,wsjmny6pm yd*:tb t2xppj7y f 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 resm8 cqdh/vy-3 l;x4 dnwistor has 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 ratiox;v-/8mc4 d n3dqw ylh 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 sstq-ju)id5h(i, 4x oxame material. Wire II has twice the diameter and twice the length of I. If I has resistancjso()i5- 4 x,tuqxidhe 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 sate i40ip5fvs .dq:fc; me material but has twice the diameter and half the length of wire X. If wire X has a resistance of R then wics4fdiq :v0 ; fe5ip.tre 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 lengt)u am 7 /dw5gdn qwksk9hb5ehks,2+5 mh L and radius r. This piece of material is then drawn so that it is a cylinder with new length 2L. What happens to the resistance of this material becau29 7,e5dk+m w5dkhuksn am 5wb)qgh s/se 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 buu 64b(4wxt*ii 9n sp:psc:bh llb. He decides to modify the filament. How should the filament of a lightbulb be modified in order toct*p: sh i i:9nuwp4sxb(b 64l 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 madeu2cdgk : *+dgpll4w5k of the same material. The length and radius of each r4 *g5dllc2d: g wpku+kesistor 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 batterysj.sq cc0lfk bh4iz7d4u) 9p7 in the following way: “Two resistors are connected in series. This combination ofjq.ulds4) c7 i7 4pkhsbc90fz 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 accompanying circuit diagram has internal res:avw8kmg +in4 istance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter readm: i8 vk+4ganwing 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 tw(c7rj(+91l*p 0s rtb/obpuy yu y8mto the right. The three bulbs 1, 2, and 3 - recp/buy pyw* sjbrt+( m0 y89to7(1rlupresented 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 electricalt5jv3/w x t:vr circuit at the right. If the current in all three resistors is equal, 3jw/t5xt v r:vwhich 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 represents a simple electric circuit compowc )off m oy.jn.jc17 yw9t;e2;, oj4)gpvyxlsed of 5 identical light bulbn4y.oljgwfx9 1 ct,oc;yfp oj )ey.w72;mvj) s and 2 flashlight 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 followinp+tyqj.n pn4)g statements is NOT true concerning the simple circuit sh qpp+n)j 4.nytown where resistors 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.o5s0tr:-kjukubwig hgu6: a31yr i: 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 fogsho60t:: y - i1ijwruk53a :bug.rkullowing 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 0h1 z otb 3rujuxo23j* through the identified resistor in 5 seconds once the circuit was closeo rj3u xtuojz12*3hb0d?


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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 fo)ro30avfq z1ksy(p 6ir2r0vg llowing simple circuit have the same resistance, which would dissipate the grea 6z(gv 2f 0riaksyv)r3q 1rop0test 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 h 3jtro33o kvl3lv2k:current through the 6.0 Ω resistor is 1.0 A. What is the t3v3vjhk3l3:olor k2 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 battery. ie1 vjw m/o tb/y*jxrue2k:50Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 dissipates 6.0 W of power. What is the voltag1j ee/try52*xv :miwjuo0 /kbe 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 connec0y. e9o-)gy zcp7vktd:/mz:wlxbh:z ted in parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipabyd tc0 v9xy/ :)wk:mh.po- :z7 gezlztes 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 12.: epg,g ks9bky g:y5p,/xnn v0 volts. What is the maximum value of the current under these condgy:9pnxkb: p sg,v,5e.k /n gyitions?

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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 watu 9 kic0 s5l85-cwcnsqt lightbulb designed to operate at 120 volts?s8-c k 95slqncci5wu0

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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 kjga x3h1;i1c a 4 ohm resistor that is dissipating 36 wathacx3i1j k 1g;ts of 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 iqui 2ida vl2y2ao1jp 0)j yq8;s marked "120 volt, 600 watt.” In normal use, the current in it isayil2;8) 0 q yoajv2 i2d1qupj

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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 resistan775tr du.h(lcfsf bt 9ces could NOT be produced by a circuit contain 9u c7thltsr(7dbf.5fing only three identical 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.j2. g*qnri lnl/w/l0k0 Ω resistors. Which of the following equivalent resistances CANNOT be produced usinrlw2i *0ngjq.k / /llng 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 connecte,y+.p eh67vcami0 g rhd together in different configurations. If all three resistors are used in a circuit, how many different values of total resistance can be 6,ahyiv gcr0p.mh+e7 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 conne o8d3v wnhz(zk0v3qy3cted 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 hd 8ko3(vzvnw03zqy 3 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 pa98n 6a- vjyrw n/y6 ,i 4ucd-bdgzzxjy4wuw.7 rallel, the equivalent resistance of the combination is 5Ω . Which of the following statements about the resistances is codnj7wyu./ 4j bx i8z9-,y6cda4zwr- nuv6y wgrrect?

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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 op2cej 7k0hbzq0erating at 120 volts. What is the minimum amounh0ec2b7kqz0 j t 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 is dissipating 36 wraw8c t/u)s,p atts of pwa) ctru s/,8power?

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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 h6fj,/ o xwyk*draws 13 amperes of current when connected to 120 volts. If the price of elehfko/w ,jy* x6ctricity 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 hj8 0cu:73 r4n tcuqx7bliip3 5pfc.o row much would it cost to keep a 100W lightbulb lit continuously foru fr40crjq75 cbt7lp:o8i3unx3p c.i 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 4.00 A through a lightbulb res tj3 fmx:h7 wl-or8:aaults in a power of 24.0 W associated with the bo3:a:8 jl-thwr7 fx amulb. 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 w.7tb:yansgk+ uwq6*pe8x *va family of six owns 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, wha 6 *x8p+vtbkng.suaw7*q:wye t 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 resisu 9n 4m0u/ jta41nygcotors to form a simple circuit as shown to the ryjo10 9 gman4t4 cuu/night.
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 to form a si7vpvsxk 9h; ske q3p 0;1-o g(wmfrcj(mple circuit as shown to thecp-9pqo10 krwgvmek 7js; (;xs 3(vhf 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 three resistors ar;*2x fw0v0mie4xvxq 2q;xiv fe connected as shown. With the switch open as shown in the diagmq*v2xe0i 0 v q4fwfix; vx;x2ram 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 three resistors are con* 32b st677bojvdvglr nected as shown. With r6 jbo*2s ldb773vt vgthe 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 con)mrrew 46(thh vgl;u,c7l o /cnected as shown. With the switch open as shown in the diagram the ammeter reads 2v/4 )h(lcct7;h m gerluwr,o6 .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 equivalent reqt j51izb-4k w ymk1t2eeg -m7sistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have -7mbyk4qgjmw 1ee5 zit1t k2-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 resistano 2g xifwjd,81 vnv5y)ce of the circuit shown to the right with resgj8 ,i f)y5wnv1v do2xistances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 s 948 g3h0u-njo3 8zlar w;gh,kr6s:jtixmllhhows five identical resistors connected in a combination sogz;sljhn6ah9:80u 8m4lh wt r l j3 g-,kri3xeries 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 nb;zc h ui:tg1e v llx 2:,ihk7s56b1yresistors connected in a combination series and parallel circuit to a voltage sourczkhuc16bgs iyx:bi,e2ltn71l5:; hve.
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 the bulbl9 jj;*i*4evttt v9vf(*k vd us are identical. Which bulb will be the brightest? it4vu;j(jv kdt *t9vfvl* *9e


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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 resistors are cogt t5m2 eaa56unnected as shown. With the switch open as shown in the diagram the ammeter reads eug5 a6mat52t2.0 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 res9h/ c s xx96;1qsyy/y:i /vl8roevgcpistors are connectei/c 9ehv sq/psx9y;l:cy1vyx6g 8 / ord 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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本习题练习题目来源于题库网 (https://tiku.one)，学生可刷题练习，扫右侧二维码或加微信skysky1258，获取更多资料
教师可以抽题组卷或一键复制本试卷，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
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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 resistookdc e(2z3k* lrs are connected as shown. With the switch open as shown in the diagram*d(l2k3zkec o the ammeter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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    总分:50分 及格:30分 时间:不限时
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