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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,p yr,iu*, 2yyq an electric current exists in the metal resistor connectey yuiq*,,y2prd 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 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 a(tq/9; t ht47m pjlfkpre connected in parallel, the_________each resistor is thetftjtpk/m97pl 4 ;(qh 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 s3uhh l iw,+3r9ghmb9 lightbulb causes the filament to become white hot, whilhwmiu3 h9+r hb 3l,g9se 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 L63gpzei*vk ;hdi p4 *nEDs. LED is the acronym for which one of the following choi*vnph*ik 6e ;gp4 3zidces?

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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-s 32r tblb/dydz3b;.2s0 x0pf ewp ;uv7spvo *kectional 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 resist7 evklu*sw.d2 f r;bpo;p20zs/3yvtp3bx d 0b or?

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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 sam :r:cbl n/+zoae material. Wire II has twice the diameter and twice the length of I. If I has resistan ln/ob:c+:zarce 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 hal5j pkr1,3f3 d- nmpxslf the length of wire X. If wire X has a resistance of R then wire Y would have a resi,nd-fl px 3rk5m1 jsp3stance 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 l2z /- /qsy +boj virh,xdwz(s3ength L and radius 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 becauv3d sso-q/z/jhz2 iywb +rx(,se 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 brighter light bulb. He decidq p4 ayzq(5,9i7 bkiyxw7iif 8es to modify the filament. How should the filament of a lightbulb be modified in order to make the light7 zia(pw4qq78fyby x5ii,k 9i bulb 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 the same mat:)a7f/ rppko w4 p2xpnerial. The length and radius ow)rpo 2p n4:k p/7xfpaf 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 resistance R, are bea2g3 7mq +dzconnected to a battery in the following way: “Two resistors are connected in series. This combination of two reqagm+ dez 732bsistors 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 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 uwi*qx)a+-jb mb gcv75iqx +5in the accompanying 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 mos )q+xuca *qm5ij5ib xg-vwb7+t 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 co/un4licjfb mcf23 .2d mpound circuit shown to the right. The three bulbs 1, 2, and 3 - fnfj l mb3dc/iu2c4.2represented 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 fscv,;5 wkdfvkvrj;k2 ;a//o at the right. If the current in all three resistors is equal, which of the/fk;, / avo c2k vjdks;f;wv5r 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 composen)b h uw vg,-3qgo*mc2d of 5 identical liv3,mhw- 2cno b) *gugqght 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 uzh( -)l f4rewis NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are have eque l(4 fu)wzh-ral 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 batte;1)lt0nvzr:hwp zin8i.gnb+xj v.,c +u roq 1ry. Bulb X is brighter than bulbzhc+1v+uzr1.x l n0 o, it.) nr;pnbq iw:8gjv Y. Assume all circuit elements are 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 coulombs will pass through the identified:lv ir wj5b7h9w 32cxs resistor in 5 seconds once i7sxwwhc:29 b5lr j3 vthe 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 w)o)fd6 nfvmg)zo2waz x(8j( in the following simple circuit have the same resistance, which would dissipate the greatest p wzm w 6(go)f2)(xa)fnjvo8dzower?


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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 curreo-3k3u8kpv(dbg(3mg h : mam cnt through the 6.0 Ω resistor is 1.0 A-: 83u3ba(dmgpmo(cv khkg m3 . 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 c9q taed,h5qg29(pc4 n2q 7f4 rfjpmzo onnected in series to a battery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3 q ,(a 4p2e 5 m99h4ocpd7ftqzqfgnj2r.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 to a zqp kue d2e8t .764xl6vhg1*n hmle+gbattery. Suppose R1 has 2h+xv. qkeg2n6hgzte*lm u1d78pe l6 4V 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 watts06ky j/svbn1vt6f u-w and 120 volts. What is the maximum value of the current unde s v6v-1wyk/t0 fu6njbr 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 ltknh cw)z g3f: p88 +eqk2k)cdesigned to operate at 120 volk8 8hzf+gkcl2n:e 3cqk)wtp )ts?

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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 yj.s. y4 w5jp d.pxk5rthrough a 4 ohm resistor that is dissipating 36 watts of pows.kx y.5pj dj 4w.rpy5er?

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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 prer18nlr / wxc;gss clothes is marked "120 volt, 600 watt.” In normal use, the current l1xrn;/rc8g win 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 resist6-b: ywye(a r;((4biaevi nwe ances could NOT be produced by a circuit containing onan( b;w-eeire: iva 4((y6ywbly 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. n+efx0wzz up3)n2guj8 b4dk30 Ω resistors. Which of the following equivalent resistances nnb 33ew)+pxg40d 8 zufukjz2CANNOT be produced 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 togcy+rurk6z(ek uq j;,gwb4g/; ether in different configurations. If all three resistors are used in a circuit, how many differentc/b(6q4 ;ke+wuj ;rkry, uzgg 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 a battery, a total power P is di+ yb+otuzfha7vnwuf0o.. 2 *z ssipated in the circuit. How much total power is dissipated in a circuit if n identical resistors are connected in series using n ozu*b 2awo+u7y0f.h tz+f v.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 and R2, are ca)lbj 7 wtg)1jonnected in parallel, the equivalent resa7bjg ))ljw 1tistance 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 d(, vudjey8w mm4j,v: 7t;nwpnb- a3d 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 kg4d ,dv ;-ym7wavenjnjm d:3(, buwtp8 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 resista et /ib)k6nt4or that is dissipating 36 watts of/b )ita4etn6 k 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 of curiqnq tkk2a0y b* snul: wt.*8(rent when connected to 120 volts. q8:t(s*.ln q*0an b2ykuwtkiIf 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 would it cost to keep.s7 guuii lo*vryh /*0 a 100W lightbulb lit continuously for 1 year at a rat s*o*. ihuvul0/7yg ire 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 acw d7s9(s n5s9o/ srzz lightbulb results in a power of 24.0 W r osw9s95(/dsc zn7zs associated with 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 family of six owns a computer rated at 500 ww0fnxh5zag . o/ncw- /qwbk+ 0zj-j2catts in a 120 V circuit. If all comp/h wjzxj nfw b0 w o+0/-5qc-2czgn.kauters are plugged into a single circuit protected by a 20 ampere fuse, what 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 fouuzbne .js 5-p +mg4zc,r resistors to form a simple circuit as shown to the rigc,e s.5jz+-mnbup z4g ht.
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 conn4b-snm lvjz06 ected to four resistors to form a simple circuit as shown to 0-4nvlmzsb 6jthe 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 three resistor-w/dldf9f9e4co3 2d )k 7 pk:gbsxu qps are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 ampe9k2 :ofw s3l)4 dppxqg dkd-/7ef9bc ures.
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 three9;o-np0(d ir + )ihb8olhulup resistors are connecte( lrp-);lhdi0n h+b po ou89uid as shown. With the switch 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 threeueqmwp3 m2-l 6c9-0rmyl n0n l resistors are connected as shown. With the switch open ar-6eumy2nn0 l3 c 9mwllpqm0-s 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 is1n-k dg7m5trrz wu:.h the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have iden tmh kudw7gr.z1:rn-5tical 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 right with re; 7w ,jl 7zl8jei7jk5cj l2ilzsistances wllk cz,7j5; zij j8el77ji l2$R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 fzxg l +*nhn1i)p :3zkpive identical resistors connected in a combination series and paral xz)lpzi*gn+3hk :1nplel 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 resistors cont:v 8k)ufv :avnected in a combination series and parv)8 :fva:kvt uallel 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 circuin :z yha6*ekh2t diagram, all of the bulbs are identical. Which bulb will be the brighteanhhz2e6 *k: yst?


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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 are cop d4me/u2 fgea*k.3 xrnnected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amper*r4degf 3x ak upe/m2.es.
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 /xq j *w vmv0-+qkhjyha2b3t k-o0c0uand three resistors are connected as shown. With the switch open as shown in the diagr t b0hvkmqkj2w+j3q av uo0-/y0- hc*xam 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 resi(2 pu- fmp3rw8 upz1qfm sw(v;stors are conn zm;p1p 3ufrp w-8muqv2f(s(w ected as shown. 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?


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
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