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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 e0 tj6rlodwm4v/hu 7 (ts*7hh flectric current exists in the metal resistor connected to the battery. Whic ohm/udvl*6jhfs7 7t0(r4h t wh 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 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_________-7okm:h s dl.seach resistor is the same-ms l .hd7ok:s.

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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 ca8kzfa a51*rx4k(f sk;hm. 7yrs u 1xo7 bs5llyuses the filament to become white hot, while the larger wires connected to the lightbulb remain mu 5sxaa; hr11foyk y8(u7.m*sz4bkx fl krl57s ch 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 myjt +v))ea:shousehold lights are being replaced with LEDs. LED is the acronym for which one of the followin)e sm+v j)ty:ag 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 area Ap 2x jslt9 um)um)y5 i18ows6/ir f+wi. 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 ratio of the new resistivity to the old resistivity of the cylindrical resistorio+xj tsp)u /mw imfs6u)5y l928ir1w?

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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) pzirr:hu)tab9e- t0 99gxl h of the same material. Wire II has twice the diametezibp-t9a : he9) 0gx9lurrth) r and twice the 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 diameter (zmyuzb m5 r,j3.. tviand half the length of wire X. If wire X has a resistance of R then wire(5b. . uvzt mymr3i,zj 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 resistos+2y w0b*aw mbr has length L and radius r. This piece of material is then drawn so that it is a cylinder with new +sy mb a*02wbwlength 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 want3tdtfk-dp8 a o7+s2z q x/k1xbs 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 givenxsfk z7x2abq otp/1-d8kd3t+ 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 mateb5- ijjy yuc0+rial. The length and radius of each resistor is bu5-yijcjy0+ :
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 at9qm e5cij;6v;x bb2j1hpl + w 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 mx 9;jp; v5itbec6 j+l1wqbh 2resistors 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 r5:q9/3coe 3rqav n dfdesistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmeter reading is most near dq:59nd3oqv/e3fca rly:


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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 vb ,z2ejg, w82v3mb nlcompound circuit shown to the right. The three bulbs 1, 2, and 3 - represented as resistors vz2l ,jgwb23eb8vnm , 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 eleceh.kms2uv l/p)n)*-i i p woy2trical circuit at the right. If the current in all three resistors is equal, which of the following statements muk/ pypwu n)m-2 sih2 io).*lvest 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 cid8k,ts o3n4nfrcuit composed of 5 identical lig4ofn3,nd8 ts kht bulbs 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 simple circcdd8,drs-(i lx* vks3 uit shown where resistors R1, R2 and R3 as *drixd,d38 vck(sl-re 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 battery. Bup qmphd2 fo8p/ve 6; ,xbk,dfy px:35olb X is brighter than bulb Y. Assume all circuit elements are ideal. If bo/5d: pe , xxo3;pfpbqv2k6myph8f d, ulbs 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 coulombs will pass throug sp:e ak7k)wr+h the identified resistor in 5 seconds oncekp7e+r: )wkas 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 simm 3qvc3,g ) f g8mmj6/d4trshqple circuit have the same resistance, wh/g mqh)g jvqcfd4m3t 3s,r 6m8ich 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.oa y )nlovl+,40 Ω resistor is 1.0 A. +,a)ovo4ynll 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 resistorsut;o ,5m -:m.izrzd tu R1, R2, and R3 are connected in series to a battery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 dissipates 6.0 W of power. Whatr mo-z ium,5 u.ztdt:; 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 para*8kwmrb . ndqc fq8gq 01.vk+yllel to a battery. Suppvgq. +w 1yb*rq80m kkn.8dcqfose 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. goj fa.u;o 1ln8kw 7f8What is the maximum value of the curreuo8oaf jk7f;8g w nl1.nt 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 operategr ra.gqsg-xw: br5 ;8 at 120 vol8s a:-rgg qr5;.wrgxbts?

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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 pqrhfvg 2z k 71un5*r-36 watts fqgpv*27 hnu -k15zrr 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 ircj;f qb 27x8y veye(n7on used to press clothes is marked "120 volt, 600 watt.” In nor7 7fjybv2en8ey x(q;cmal 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 refb 54hpk;a 2vfsistances could NOT be produced by a circuit containing only three identical 6Ω resistor25 4bf;vhpk fas?

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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 .iwy pdqwmk x).;+*lx equivalent resistances CANNOT be produced +.wix xpl )y k*qmwd.;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 connected together len)7 14gragzin different configurations. If all three resistors are used in a circuit, how many different values of total resistl74 n raeg)g1zance 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 total power P iskz6. qpzv-x9xhu092l wf+ xwl dissipated ink up zzh-x x vw6l+q9wfx029l. 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 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 azd/op,b1 do0usc7*ai et*0fy nd R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statement/0yta i10 7*,zdu*dpsoebocf s 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 12; b d7yp5i*ysd.ztg 7bΩ when operating at 120 volts. What i *s5g byi77;dd.ybpz ts 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 resi 77* )quezz:0nyl8zpim fy0kq stor that is dissipating 36 watts of0 *qz8uq0k p:yze if) 7m7zlyn 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 amperes lmu:c3ye/n/ do nl6y ff- 5m;jof current when connected to 120 volts. If the prine/;mj/dol yu fflyn5 : 63-mcce 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 would it cos3on6e m2g i5kzt to keep a 100W lightbulb lit continuously fore ino26gz3 5mk 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 gwe/xycq)zr;va :sk4m )(m2v.00 A through a lightbulb results in a power of 24.0 W associated with the bulb. Which one of the foll (2m qr;)zv)evgwyxckma: s4/owing 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 rat 6.vb/oplcck 9ed 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 bb/ol .pk vc6c9e 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 to formqm7d7y 3 rq 3up-twegnav 7r+4 ex2xi2 a simple circuit as shown to 3v22pq qxi mg7rynu7t7x er4 3-ea d+wthe 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 form a simple circuit4 g,zod7-slg5oa-tp:tz tvkej/o:4 s as shown to the right. l zo g47:tt, oa/dog-esjv:-45t zspk
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 ammet k* 1()7xye. ifslcroker, a switch and three resistors are connected as shown. With the switch open as shown.kof)lrek (yx*1i7sc 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 idel80 f3v809uy5d +xdywmb etival ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeterd 5+bvu0fxyy3d8mv8wel 90 it 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 id oyz 8ww+/px4seal ammeter, a switch and three resistors are connected as shown. With the switch oppw w /8+4xszyoen 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 equiv2dl s1lwks0j (5s2r xwt9af ;calent resistance? Assume that all wires are ideal, the battery has2ka0srscdl; t91x (l w52w sjf 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 resist 3zs 9 -d*gexvab).oxkance of the circuit shown to the right with resvesxk -z)9.3oxg* bda istances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 fj(3fxaq g:0qlive identical resistors connected in a combination series and paralle0a:3xqg(l jfq l 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 resistovy e v(e3,uz+b8vmw+ woroi .7rs connected in a combination series and parallelivw+v 3eboe+(zr , wymv.78uo circuit to a voltage 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 diagramie(z fy 6rh-d.ms9va 1kv 0ee87kics*, all of the bulbs are identical. Which bulbesvk.8 cv6-a01ykes (9 ii dfmr7 hz*e 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 g wyz.2dryse9 6+2gov :al c/iresistors are connected as shown. With the switch open as shown in the diagram the ammeter reyzo.i26:gr lwc2egv sa/y9 d+ads 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 ammete6s1h e8ya:cafvt (dq*a5rq3 fb 37ewr/gtt-h r, a switch and three resistors are connected as shown. With the switch open as shor7t1-w3/taqade:3eyhr8aq6gv s5cf ht ( b*f wn 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 ts-05basi/ jfakc4d0, a switch and three resistors are connected as shown. With the switch open a4/s -a tcjsd50fi ba0ks 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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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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