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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 electric cj ly6/)bdian; 7rd/wcurrent exists in the metal resistor connected to the battery. Which one of the following choic7 nblc/;ydd wjar)/6 ies 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,x0um5s5p7ld nnh t/2psj 0we2 the_________each resistouxnl 557 sh/nppsw00m t22jder 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 wv/ oag3 w/mylrt7n 88causes the filament to become white hot, while t mt/8y/w rwvlno 73ga8he 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 lights are being replaced with f301 +jxxekqi.6ti/ e+mjq yoLEDs. LED is the acrony1 .36tx+q0 eofye ji/ mjxq+ikm 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 length L and, ly0d hbgp:8h/ 35c5yln-x bqn veh2u cross-sectional area A. It is to b:hc0ephuynvb xqb 2 ,d3g5 lh n-l/y58e 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 same material. Wire II has twh)1,j:b wkb0.krzc vlice the diameter and twice the lkv )rc:kjlw h1b,b.z0ength 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 mq uxe.k rf-- fl(c8p1jl :l8+zb)ct pxaterial 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 resi kzb-pf)qxlc8+(ft : p l1rc.j eu8lx-stance 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 of mat hpw)oyqeuf:py42/7 fs 0hk/ / +gaoyrerial is then drawn so that it is a cylinder with new length 2L. What happen+ywyapo/4 ryo0 e/2 kp/gh:s h)7fqu fs 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/a; 7cewteaqblh(0t 8 brighter light bulb. He decides to modify the filament. How should the filament of a lightbulb be modified in teahlt(w;/q 0ec a 78border 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 resistors8hgaapi i8a +-hg /-gy are made of the same material. The length and radiug-a/a8h +iaig 8-phgy s of each 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 resisti,lb-ez( ytoy0t)b4s ts)* d qance 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 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 resl(,tbyq) 4e* b0y-o sttisd z)istors?

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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 resist0p k o;2h( mu:0,(yxwd obewlrance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reau m0(h;w 0xboel2koyrpw,( :d ding 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 circe n0-i qu9axlw 9 wmg:pfjq)och-9k);uit shown to the right. The three bulbs 1, 2, and: n;i0lqwc 9he9f- ox9kj pmuwg-)q)a 3 - 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 righkko7x npe n .r::w:nw-t. If the current in all three resistors is equalk:-k7w p w:x:nnero. n, 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 represents a simple electric circuit composedl 2(;odo*eh yt of 5 identical light bulbs and 2 flashlight d;e *h(2oloyt 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 following statementf1 zly;z+)exah-g 8w0 1 jalpps is NOT true concerning the simple circuit shown where resistors R+x z h j0wpag8-yl1p);l1eazf1, 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 con 8/4 5ra,dijw7dcgmd9x 1koqznected in series to a battery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY are connected in5cki dg8o,/d1q 4m 7z9 djwarx 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 coulombs will pass through the identified reny/jz, 9 zwcv)sistor in 5 )cwzyvz/, 9nj seconds 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 ci ek2,l3c1d ztgrcuit have the same re1lkgzd e, c32tsistance, 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 through the 6.0 Ω gqmo s(cx 8)7 pgg,-4hvxqd )tresistor is 1.0 A. What is theh4cg)q)dqsvg-gt(, x87 poxm 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 g w 71 rmumcui(),xr0p:k y;6wmxr5ed R1, R2, and R3 are connected in series to a battery. Suppose R1 carries a curregxy 7m rmr(uwwx, k1d)u0r6ep;:5 imcnt of 2.0 A, R2 has a 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 parallelxwyvl:/3lz ks673l jh to a battery. Suppose R1 has 2V ack/lxlvy6 l3zw:j7s 3h ross 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 wofj8 qi3 h+2zvolts. What is the maximum value of the cfq oj3+wi 8hz2urrent 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 operate at y8a)zbqz kqfu))6sme i03d0 z*qz6 hw120 v*yefz6i b)) mkw63q00q hzuadz)8 qszolts?

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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 resistor that is dissipatig 2e30vfqse 0c -qg8anadqu5z3r28jong 36 watts of paofe2 r23sq 5q a038v g0e d-nuczgq8jower?

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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 ifhc8fbpge,y t 3 )f2x0ron used to press clothes is marked "120 volt, 600 watt.” In normal use, the cufh2 0ebtcyf)xp3 ,g f8rrent 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 could NOT be pr,z n0g b9gd8,kjja eh(oduced by a circuit containing only three identical 6Ω resist9k,0za,g8b jngehdj ( 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 1.0 Ω resistors. Which of the:) y1uw3f0mvf p5l otf following equivalent resistances CANNOT be produced using all thru3ywm l5:f0)f of 1ptvee 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 tog1) 0zaq cihs0zether in different configurations. If all three resistors are used in a circuit, how many different values of total resist0shz0i1qa)c zance 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 battezd(t )f s7/ 5ctlw7hnhry, a total power P is dissipated in the circuit. How much total power is dissipated in a circuit if n identihlf7c th5)ns(z/ t7 wdcal 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 resi)-*sn5tmo ja mstance R1 and R2, are connected in parallel, the equivalent oamn5)sj*t -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 a l (.ym.9acm,l(ec0gcqyh* ;2 yji w mwresistance of 12Ω when operating at 120 volts. Whew qyjymcmai2 ;h0(mc* 9l.(lw .yc,gat is the minimum amount 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 resistoo5lts s,qa a+8xbxv . j .ciau2z-cm8+r that is dissipating 36 watts of powe8sc++a8ab .x5,v2o j a sixuc .tq-zlmr?

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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 11++mp ks5fuwh /sty z120 volts. If the price 51zysp+mts f+wkh 1/u 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 hof tz i0ra19o.ww much would it cost to keep a 100W lightbulb lit continuouslyta1 w9oi0.zfr 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 4.00 A through a lightb ayue34pyfofq-6 hnf-qx97 y9ulb results in a power of 24.0 W associated wpnyoeh qf- ayf3q 76x- y94f9uith 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 fam8me vi2)y cdj4g1nw1..utn cyf3 6mmfily 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, whauci 8ym3n .)mcj gvf21tm.fyn46 w1edt 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 tos67+y 0l 4ixkznbda d)l c0yg3 form a simple circuit as shown to the rg+n 3z)bkyx0dly0s ida 4 6cl7ight.
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 resistor* od-34kpl fvys to form a simple circuit as shown to the righ3 k-yvf* pldo4t.
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 0l2a)jkx2f , -psi0glh s kvzi 93mg/pare connected as shown. With the switch open as shown )0pi,g9k3 g-h2k2az jlvsslf /mx0piin 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 switche ge me78cte lwsu;1dr6*0nn ( and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter lw enr87e1g(;*u es60mcne dt 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 swia3)jpv wg+n b8tch and three resistors are connected as shown. With the switch open as shown in3a+ 8jvnwp g)b 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 equizzg6e 3a:e*;: bqvv dqvalent resistance? Assume that all wires ar :ba zevg3;dq*z6ve q:e ideal, the battery 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 ci+ga x- :9tlioh 0eid4trcuit shown to the right with resistances:xhiot tg ei+0 d9a-4l $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 combisw4x * y1dmq28 (+m/ rbvyvwxonation series and parallel circuit to o2y q4s(vwmxb8y w1/m +vdxr*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 combi 0hg r9r7.bczxxn*t5tnation series and parallel circuit to a voltage srx 5bchtt7xrzn0.* g9 ource.
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 bulbs 1t7sg-pjxy 2e ul0w; z1 5dgvn are identical. Which bulb wil0ny 2jldgg1x1ve5p7 su;-w t zl be 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, a switch and t7d.xztc6wr2f ,a m s)ouu9g(three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads tto .xwrs,z9f(cuua)d27 m 6 g2.0 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 batte/eivyz f ;67 4vzocr13a /iosq0fhx:u cm(n0sry, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2/ fe:o6f7muxnv/y3 0(o0rshc;ai4q v1 isz cz.0 amperes.
With the switch open, what must be the voltage supplied by the battery?


参考答案:    
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 resistor1qly7zf *iij *sa ci/ u6n0*bys are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0y1 *n7/ybujs cli qai**6 zfi0 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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