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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 current exists in theg: 9wn :dlz) 9e0lq))pkrkz ed metal resistor connected to the battery. Which one of the following choices best describes the :p r)lkg9le)d)q 09wzknez d: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 w-yn7cns85 a tm5v u5aconnected in parallel, the_________each resistor is the sameysn7n5t ma cwua85-5 v.

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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 the5zy2unhx*x3 d filament to become white hot, while the larger wires connected to the lightbulb remain much cooler.x5xdh u2z yn*3 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 housy,e1wpkb-q:by ;z a 1wehold lights are being replaced with LEDs. LED is the acronym for which one of thkyqe1-1: bb y,;zpawwe 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 lengtf-z hz3q a60ldj1)b clqkdm30h 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 ratio of the new resistivity to the old resistivity of the cylindrical b 6df 3d)qzc0al1m0q k3jhlz-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 safboltxk5.ne*a4 ; d*ume material. Wire II has twice the diameter and twice the length of I. If I has resistance R, II has resisl*e to* ;f5dxku b.4antance

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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 diametera+o8rvzse xa6vg;)z6 and half the length of wire X. If wire X has a resistance of R then wire Y would have a r a6ex)z sv +zrg8v6ao;esistance 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 resistorfi8,v xotf*5 o has length L and radius r. This piece of material is then drai8xv o5 *fof,twn so 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 Edis4 ho2g2tbr9 o1hao /c1odm p;ron wants to make a brighter light bulb. He decides to modify the filament. How should the filament of a lightbulb be modified in o/d grbo2 c42oot1hhp;9oar m 1rder 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 resistors are made of t.h2bv1jpar0t he same material. The length and radius of each resistorvj0 br1t.hpa2 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 ofx;ud4.pl*o wv /)srup resistance 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 towl/uxv r osdu4pp*);. 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 ahc3,l( c.rt8 vi;6tufl tja5rccompanying circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmeter reading is most nearlya,crhu8l. tvlti cj(5f6;t3 r :


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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 7 ,7tz3aj3o/lob lnvathe right. The three bulbs 1, 2, and 3 - represented ljz/, n3l37b vaot7aoas 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 sim yjyt)hh nm*1.ple electrical circuit at the right. If the current in all three res jy)th1.hnmy* istors is equal, 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 electr8l7tpag o z89xic circuit composed of 5 ident7z8ltg o ap89xical light 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 simplgmz, kxzea2omo9n *g,);u*jr e circuit shown whej)g*rzem2m xz9a k ugo,,n;* ore 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: 9(,ssp* lpt)fzwlw c are connected in series to a battery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X anc,wtllw*( :zf)pss9 p dY 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 tgs).umj,3ij ihrough the identified resistor in 5 seconds once the circuiu, js jgm3i.i)t 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 ind(f,0bt/. bo n5nlf zncz b3j4 the following simple circuit have the same resistance, which wouf3n zt/b ld zf5bb(,0 on4cn.jld 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 circui8 *d9y3xat4n vd0exy mt diagram, the current through the 6.0 Ω resistor is 1.0 A. What is the power supply voltagtad8 *4e d 9x3nm0yyvxe 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 co 0 gn9ony)ysejy(g hg-7ls7 /qnnected in series to a battery. Suppose R1 carries a current of 2.0 A, R2 has a r/ q og7yensly7gghs 0() -n9jyesistance 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 avlz/s .:ihr x88rlqus1p*f r *6fx t0ondR3 are connected in parallel to a battery. Sup08ou1fpqi x 8*r:lrh z.t/fx6*l srvs pose 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. What g6 byc3 qprvi8pew;x1aq ,z.*is the maximum value of the current under these3;awzep rpvy 6 1cgb8x.q*,i q 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 x555d,jqsm xpe a8i z0vg5x7r 60 watt lightbulb designed to operate at 120 volts5z7v0 d 58 sxqxm5ai, egxjpr5?

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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 flgrhvxag9kb9j7/cv . x5 .w f7oows through a 4 ohm resistor that is dissipating 36 watts of pox ok99vxcwj7.5b 7gf .hra/gvwer?

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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 usen0gy l+lh( o1ad to press clothes is marked "120 volt, 600 watt.” In normal us(g an+0oyl1lhe, 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 cz*9 z3gc-ya50cy zsacould NOT be produced by a circuit cont95c3cys g0 zay*cz za-aining 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 folld/ o-e az;3m:du*5vo fbgjp.qowing equivalent resistances CANNOT be produced using all three resip :vbegf5;zdm u /3qd-*j .ooastors?

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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 qn:vv4 nef1 rg0b t.(rof different values can be connected together in different configurations. If all three resistors are used in a circuit, honnber(: v.1 r0qgtf4vw 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 resisof/xcc95 k ero r 54)u;ahkn;ctor is connected to a battery, a total power P is dissipated in the circuit. How much total power is dissipated in a cau c5ccoo xkr/;)9e ;5kh4n rfircuit 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, n ozn*a2v7uxqkr0f b90(c9vehaving resistance R1 and R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statements abu92zfv qv7c*k(x0ne0 ar 9obnout 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 b rhks g46/n9athat it has a resistance of 12Ω when operating at 120 volts. What is the minimu6k49 ab/g rhnsm 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 currei u2wvytp 2y7,*9v ajfnt flows through a 4 ohm resistor that is dissipating 36 watts of pow t,9yi7wvfyvp*j2 2u aer?

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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 curr/lxp.pm t7f5d bieb1)qwjzj v84x92s ent when connected to 120 volts. If the ppiz4med )7tbvl5jb8 ./w1f9j p qx s2xrice 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 cost to keep a 100W lightbulb lit w7hfuwm (7+w3ikjvuh lf--0e continuously u iwj70 3eu+f --(lhwkvmwh f7for 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 throug8d(hug.rg) a/pm i4 rl4c-iagh a lightbulb results in a power of 24.0 W associated with the bulb. Which one of the following choices best represents the resistancg-gup.a / 84)rrl(hiacimd4g e 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,i:8k.mx-(8 icfz tzhxybae v(v s-1 red 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-(.sa fyz : vbitzce18v,rixm- hk(x 8 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 batterydb7td/n,tm n* is connected to four resistors to form a simple circuit as shown to the rt*, mtnb7ndd/ight.
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 rexalu qhw6e5m37ccdg7 -5l. dha q-gq.sistors to form a simple circuit as shown t75e-a5 .lx3dqqhl- hgq6w7 a cdgmcu.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, a switch and 49 .em 1 fot8qd,tmgkrthree resistors are connected as shown. With the switch open as s.tk o91 ,d4mtrm fe8gqhown 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 : kazuo4l )j9eswitch and three resistors are connected as shown. With the switch open as shown in the diagram 9kzaej o4l:u )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 or agl* q7ojb:qk,19presistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 ampe7: k q*joog1q9p,lrabres.
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 iar/xyjx+ )wjjn 2h/ m1rbvc7 5,r mpb6s the equivalent resistance? Assume that all wires are ideal, the battery yabjvrm )n +1x//j 6h57c2mrbjpx rw,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 circuit shown to the r 95tow g74arisgq ey:-b;x(lkight with resi 7ew(arxqi5l-4t9by;: o ggs kstances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 resisto( *w +z-6juikw*5rwcikt - rlgrs connected in a combination series and parallel circuit to a voltar jw*uw g kr(*kw6i-z5-+lictge 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 connebp c03a +vw)ikcted in a combination series and papai v0+w b)k3crallel 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 diagram, all5 t7yq vr/nnc0 of the bulbs are identical. Which bulb will be q7/ ny5rcn0vtthe 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 resi7ktgm)/ew0v+p ogp/ wyc jb)0 stors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperes. pkveg p/ 0bwjm7y/o+) tc )0gw
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,u/9e 80ndtbfcr* jivr c tg,,- an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperese 8c,9jfvgt/-db i r0t nr*,uc.
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 swe5 igi/32ne5 z7nl s /clkoozt4xq*i 1itch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0z/kqs / *ntll2ezo 354 xn7ieig1i5co amperes.
When the switch is closed, what would be the current in the circuit?


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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