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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://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://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 electric current exists wyc9 m42hznh5in the metal resistor connected to the battery. Which one of the following choices best describes the direction of electron flow through the resistor and the direction of the electric field through thyh925 z4hc nmwe 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 bt ka 5mhuqdql/j50pz1,:o t;resistor is the samezlmk taop55d,q1;t0h bqu:j / .

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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 causeka f1ka+n5f 6 v,laotj t7:7dds the filament to become white hot, wt5o:v7671dkajf a+knfat d,lhile 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 lights are being replaced with LEDs. LED yukud **k40xn is the acronym foduxn 0*ukky*4 r 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 ankyjfz+ . qak+-d cross-sectional area A. It is to be placed into a circuit, but it first must be cut in hz.ajkq++- ykf alf 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 twice the d9fys 9iz5x+l/f6 z- nf: vai9ixm(paviameter and twice the length of I. If I has resistance Rvifl9i z/apiff s9v6nz5+ ax 9x-m(y:, 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 invz*3 ./:a 5 8gzltdalp:;yf+ j ntziof the same material but has twice the diameter and half the length dfiztn *8:lizg nlvat+p .z;y3 :5/jaof wire X. If wire X has 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 o0q3 (oyd xz*puf material is then drawn s(py0z3 xuqd* oo 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 -fj03kw+jkaq to make a brighter light bulb. He decides to modify the filament. How should the filament of a lightbulb be modified in order to make the lightbulb produce more light 3jjaq+kw-0 fk 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 le okix/9) w0meadqc rhlxv *zk1x6-9s2ngth and radius of each r 1x9-0ask/9r 2w)kz*cme xhivqld 6oxesistor 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(ypewh257xx+ uouodz99;c f k 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 arr92 y9x dp7uo k(xhozeu5cf;w +angement 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 accompdyx-2w,u* n4k nt) flbanying circuit diagram has internal resistance 10.0 kW and thebydxf* -n l2t u,n)k4w ammeter has internal resistance 25.0 ohm. The ammeter 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 threegi*nkhc2d.84b5nj+-d*c d agxdi rd : bulbs 1, 2, and 3 - representijx n4kccgn5.*-adgd+ibdd d * h8 2:red 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 circui3g ne-:zvxgfqh11g w6t at the right. If the current in all three resistors is equal, which of the x6 gqzg:1wvh1enf3 -g 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 represenw7zie2 egft 1r( a)0wpts a simple electric circuit composed of 5 identical light bulw(we f)ai01z 2rtpe7 gbs 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 following statements i1lx8mlk*vf7 bjc )iw+s NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are have equal resistance+mc j* v1lxb8k)i7 lwfs?


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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 connected in series to a un6cltgmei m-i :)1p1 battery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY are connected in paralleminimle - t) up11cg6:l 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 resisc a1a3ys12lpotor in 5 seconds once the circuit was closed? 3l11s2cp oaay


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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 simpgyamh.5zu/5)/( )ojf 8y 6ziv omnhehle circuit have the same resistance, which would difeuj 8mzhg//5a.myh)i5oy)(6 v znoh ssipate 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 t6 lmd) uc hrivi(8:c5ahrough the 6.0 Ω resisticc6 u)5(mlva8r ih :dor is 1.0 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 xun*6 kx;qkw0to a battery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 diss6; xwx0*qknukipates 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 ppx1zcv,w0 iu(2tt vpev7ijl)nr//l 6 arallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and/, v0x7/pe1v(vwr z6p inj ct2u)ltil 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. i ,ljjn (kd;( szlvdvr80h;2s What is the maximum value of the current under these conditirzljdv vsji;d2 kn ,l sh80;((ons?

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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 ligytrv4 fk+ t,l5 q0ef:uhtbulb designed to operate at 120 volts?yr e:0lutkv4+ftf ,q 5

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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 dissipating 36 e-xfm*r-(j okdmn2:b watts oonmm*(bfx -: dre-j2k f 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 2n5n;zym/ga xcxl4;. al0zef a:wm 8m"120 volt, 600 watt.” In normal 5fxm ;mlw0x az8l.enymg4;2z/:naac use, the current 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 produced 3-) fjk(skbmu by a circuit containing only three identical -b m(jksk)u f36Ω 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 resistors. Which of thg5g xwe 72qgyv) 86depe following equivalent resistances CANNOT be pr7gxvy2dg 5)pewge6q8 oduced 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 r,i v*9r,8ob .cvu5a,fz kqxz of different values can be connected together in different configurations. If all three resistorb89,r 5.avc orf,ziq xvzu, k*s 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 n2v3g v/ aj(hha 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 resisvv( jh2g3 /ahntance 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, a8ht 1onkb7q5f6 yl,px re connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statemen1q 8xk ,lbpth7of56yn ts 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 1p(wld1: yghugte(i 7:9 s71 g 0gcqxna2Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 kg of watuqggy(d0s i1c 1px7gl (ehwga:7: t9ner 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 365 dp-nhcxz885 ee;ux)7 o kicj watts of powerxcepd ;j)c z e5h8o7-xnk8iu5?

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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 7o:elrnb+a2 -k3yj+xib +fv u current when connected to 120 volts. If the price of7bx2eu 3aory+ vf -kbn+l ji+: 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 ;rcm+pgg:v k;ir/ac)3ep0x fit cost to keep a 100W lightbulb lit continuously for 1 year ) pg3kfxm;;c g0rp : vc/ir+aeat 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 results in a py 9 lo.zggy+1xower of 24.0 W associated with the bulb. 1+yggz 9oxly. 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 rated at 500 watts ;wqvi4fck7l ; in a 120 V circuit. If all computers are plugged into a single circuit protected by a 20 ampere fuse, what is the mfq;k l 4w;vc7iaximum 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 ftpa7 c)mrznd2q(h;qa) 64 .76x mxnz vhdlml /our resistors to form a simple circuit as shomp()vmhtrh7 . qa)6x6 llnnq;d2x/7zaz dcm4wn 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 to fo tg*;e)j)+8wh 3 ryjdwamq m)zrm a simple circuit as shown to the r)*j+ ;ed)myh8z m3wta)qjwg 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 switccnhw3rn7d d . (pskhj8)t x9p1h and three resistors are connected as shown. With the switch open as shhr cp7sh n1ndx)kwp.t jd38 (9own 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 amks.yx ,y-ew, r;r qj3 6hgw;gumeter, a switch and three resistors are connected as shown. With the switch ope g;rwe - 6jyxhyur;,q sk,w.g3n 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 batter480vfo tofl0fdm0r q8y, an ideal ammeter, a switch and three resistors are connected as shown.8m qo0f0frtd ovlf0 48 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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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 resis1s0 d;z r6anr 75mwnlitance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors haveirszn7 10w l ar5m6dn; 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 3lmzduounu )-p2gv.7hh21 vi )ti8tb the right with resistanz vd3 hi)lu)8g-ip.nb71 22m t tuhovuces $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 combina7sslj 3 m. iay x(rw3):3vrfx1df4drktion series and parallel circuit to a voltage sourc1r34j3ivsw) :x7x3rdrf lfakmy( s .de.
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 -3 t6pz4oawxid y,chg/p6 2;zs fob:ontical resistors connected in a combination series and parallel circuit to a voltage source. - t pip2yboc,z6zaghs: 4;owd/x of36
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 are identical. Whic5.zwvbh .ebkeo6av2* h bulb willa bvw2..h5bez e *6kov 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 three 5z1, ccv2 slkfz,suh3 resistors are connected as shown. With the switch open as shown in the diagram the ammeter5v, sf32,u szh1lcc kz 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 aii4af-0tv;17ykwgyjsz + mr 6 dd4bx4mmeter, a switch and three resistors are connected as shown. With the swij+a;i41k dy 0t6 x4ysz4m r 7fw-bivdgtch 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 ideal ammeter, a switch and three resistors art 4* lob2v ezn1b2w-ize connected as shown. tnb21 ib*z2w oz4l-v eWith 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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