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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://autoconfig.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://autoconfig.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,rdo1:;, k cbfn an electric current exists in 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 the interior of t ,bcn:o;1rfkdhe 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____k6vout23gm,*w+o( wlq hylr 7_____each resistor7,m v yqw*out2rhwg(+63 l olk 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 thyc 5zrtc -d0h.in filament wire of a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. This dy.cc t05rzh-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 beingk +fx30ndjiw2 replaced with LEDs. LED is the acronym for which one of the followii2xnf30k d w+jng 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 cross-sectional arx :a*6cthfbam2 u r* kp2(zuq,ea A. It is to be placed into a circuit, but it first muu6 *pbu,zxm(q ca t:hr* 2k2afst 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 arptc, tsph g/x/u/v+pmbm fr3 :5h5) eue made of the same material. Wire II has twice the diameter and twice the length of I. If bup/p tx)mm,sp/f/5ru+th: h3 5gc veI 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 diameter and he2snu . fy e7uts0+m:/s ximb,alf the length of wire X. If wire X has a resistance of R then wire Y would .0t/x ine ms2+euym: fb ,7usshave 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 radiun2jp4)l6m9 jsn r ob8 n.6sxjus 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 because onjspuj.6xn 6r nosb9j4l28 )mf 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 Edisjquv2d/sopd( f:-ycj d1+ 5w ton wants 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 at a dcsy -ju:f(5jdd1 vw+ qto/2p 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 npqxg5:dh0-c/aaiq 1a e5 dc .same material. The length and radius of each resistor is: 5a.0 xpc/daecigqa1nd5q-h:
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 resistaz)f ,thcqpmg)a( 9 l1 gt(;pwlnce 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 equiva1;w)l mfhlp)( g ,pcz9 g(tqtalent 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 0 n3p r8r6.+gpm2dkkn ,yyeb gthe accompanying circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammetern638mg+ .nydekp,p krygbr 20 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 hng vn crmh8/ x+77.u)mknvy0shown to the right. The three bulbs 1, 2, and 3 - repreu/ghvr7x+mvn c)n7yn0m .8kh sented 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 r9dx 80ah e4kwelectrical circuit at the right. If the current in all three resistors is equal, which of e 9wdkx4a 0h8rthe 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*4 2khixc3 ihi represents a simple electric circuit composed of 5 identical light bic4*3x2h hikiulbs 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 is NOT true concerning the simph fbsj)eov oo(oab ++ve (;.+fm ch3u:le circuit shown whe.oov)acfh +jobsh(3 o+ub (: emv;+e fre 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 are connected in series to a batter5 99elebrc:c:e 8 kzm:eh a)nnk)1ybcy. Bulb X is brighter than bulb Y. Assume all circuit elements are8becka): e : 5n9mycr ce9b)enl:k1zh ideal. If bulbs X andY are connected in 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 coulom)czofz+bml7 w6 k ss(.bs will pass through the identified resistor in 5 seconds once the circuit6. w+(szokcb )f lmz7s 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 t;0 7e7uj3k7b m tqtd zf(ilb5.gs6ijyhe resistors in the following simple circuit have the same resistance, which would dissipate the greatest power? uzskb5if6j 7(707g j 3. tdeity;q lbm


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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,vij7ul1am i /ejk736d the current through the 6.0 Ω resistor is 1.0 A. What is the power s i7ak e63jvj7i/ldm u1upply 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( (h/u8c+knvwsm ha596 teutp, R2, and R3 are connected in series to a battery. Suppose R1 carries a current of 2.0 A, R2 hnmu 6 h9vct k8a/(+hu5(wtsp eas 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 parallel tw 6wi2+wlljddmsof u 8a83/n 2o a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the /i2 68dflsajwndlo ww8+2u3mcurrent 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 isgq m2 r:zq2e , clgmjk,8++vkk the maximum value of the current under these conditizg qk+g8k+ cv,klm 2jqm er:2,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 lightbulzc j5n++szsr+f1b me.b designed to operate at 120 voc+j5+s1 z ez bsr+fmn.lts?

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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 368i+cua+-vs dr/ik;vt6t gz2 h watts of powe+ tt z+dr-8/6a;g kcihv2s ivur?

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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 uv)*2zixnl6v q s-e40 upi8zi0;iklm ised to press clothes is marked "120 volt, 600 watt.” In normal use, the cu*mev4 8p i;-0xv6ln z2 ik0szuil)qiirrent 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 by*y85 hjg soag:n,cl8i a circuit cont 8*ync,igoh 5gj a:s8laining 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 1.0 Ω resistors. Which of the following equivali u4s fx .pm)p/kb(haa+w;o(rent resistances CANNOT be produced using all three rf r.(iw;+xo(hkps4)ma/b a pu esistors?

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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 differed52t)xy idc)int values can be connected together in different configurations. i t5d)) ydxci2If 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 aobbcu20(ld3 v y.a(b 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 internal resistanceb.avb0uc a((3obdy l 2 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 resistor:krq af un0/d(s, having resistance R1 and R2, are connected in parallel, the eqnqua0/f:( drkuivalent 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 su y;op;90n/pp mb af1vdch that it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 kg of waapmvp9; 0/pobf 1dn y;ter 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 din2n ila22lm:u ssipating 36 watts of pa u:nil2nl22 mower?

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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 120qrgre40 8kz0 at. k;av volts.e0arg;8k4rka0q t. v z If the price 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 wou-bulr)vt blbq( -9gr .ld it cost to keep a 100W lightbulb lit continuous)bl vqrtgb u9-br- (l.ly 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 lightbulb results in a pow cc/2j ey6yfw -(rlw7k8 c1vider of 24.0 W associated with the bulb. Which one of the followin28fje 7(yy/1 w-rwkvdl ci6ccg 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 of7prkqpup)d7+-r+ z tw 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, what is the maximumd7tzprw u-+)r7q+p p k 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 connecl6p f: zp:1b/ww,r louted to four resistors to form a simple circuit as shown to ther1f pl,p:wu6bl o:z /w 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 iq*gmrcj3p,iv0p0 9gls connected to four resistors to form a simple circuit as shown trppvil03qjg ,cm g9*0 o the 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,32s4bq2ho iyd0jqv 9c a switch and three resistors are connected as shown. With the switch o2b qq42ydjis0 ocv 93hpen 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 three resistors.g*3xd z ti ev-ww8r0*ig/kht are connected as shown. With the swdw8t/* v* ihg3 e-zxt .kir0wgitch 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 thrdmo ij6rb q;s)- +rza,ee resistors are connected as shown. With the switch open as,)rj bsod+-iz6;qm ar 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, whr4 mc;)7 w xsxgw4f)sgat is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors hav4cs);rw4xgw gm sfx) 7e 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 tufj /x( a3:igto the right with res(3 fg axtui/:jistances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 belowd gmje1)x up + dsqgicno/5y 64yd.8w; shows five identical resistors connected in a combination series and parallel circuit to a voltage sourpj1yd6m8d s ;nuq ywd4g 5+ceo. /)gixce.
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 , qqo(.bxopu7az3h )br ij i69in a combination series and parallel circuit to a vz6,hi.qpou(xojb qi 9a 37br)oltage 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 diagram, all of the bulbs are identica n3s1n)ny lkth08hlznr/4 1t cl. Which bulb tkl /ts10nh r3l8) 1znn4ncyh will 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 resistors afx+yk/i agath/ )i-ic pb)7k7 re connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperestgbk/ x-chp7iay k/a)i+ )7 if.
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 resistors are coch-f1v 0pdntgpg4 r0ncoyp5a;qf 5tx13 ,:ij nnected as shown. With the switch open as shown in the diagra q -hvrgft5xjnp15 p ;ntf,ipgac:04cy3d0 o1m 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 swi wkt+blp+xse*ro 7(h.tch and three resistors are connected as shown. With thewbpk* (eo. tl s7h+rx+ 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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