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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 elect nj/(uv7r yw /zawne18ric 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 tje u/wr7nn8(ya zv1w/hrough 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_________eb,2pzn fj6x crc5z:z2ach resistor is,f6 nb:zz2rczp j 5xc2 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 thrlazeyt-syv :hm /op+p h6l-/+ough the thin filament wire of a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain + 6- ahtz:lo-spelp v+//yhym 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 is the g2 u(m: /;oosf8hu trle.zluel501jg a/guee5l;tl2om fu:u(8jhs.gz l1r 0o cronym for 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 j+r )g9q ;z.ajl9nr aplength 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 resijn )a9p jrglzq. 9;r+astor?

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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 g7fp2svfutm-1z 8znoey8 o 5-al*(b h material. Wire II has twice the diameter and twice the length of I. If I has resistance yzfmtg 5nlebh81p27vsa -o*f8ouz- (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 materia . g8gbnsne*yznjgc6./q 4b6el but has twice the diameter and half the length of wire X. If wire X has .be4n8n.cnzj6g6s*gey qg/ba 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 r9u 0,x :k b)old5qmmyresistor has length 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 becko mlu90rdm 5 :x,)byqause 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 lietlnu )g6x41l ght bulb. He decides to modify the filament. How should the filament of a lightbulb be modified in order to make the lightu6enlt1)l xg4 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 material. Tdv3fsbj w o *c/)9r/oahe length and radius of each /j/*o dwv r b9asfco)3resistor 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 resistan0z3f d;jw(8: /) apzudss/u- jyfnsmnce 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 resiz0ywdpja(mu:n/ -ud ;ssn8zj sf/3 )fstors 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 in3d:b j4jv y(2 misic1x the accompanying circuit diagram has internal resistance 10x md1:sb2j 3jc(i4vy i.0 kW and the 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 riglx+w; ;4r*qmaetvv9. m k2qo: iu wy2sht. The three bulbs 1, 2, and 3 - represented as resistors in the dia.v;me4ymaxvs2 + t*wrwi;o9k 2 qqu l:gram
- 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 electq * zq-z jx9 ;xip54q1v:ydphhrical circuit at the right. If the current in all three resistors iszih9q;4qqv5 p xzd: j y*-xh1p 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 electric circuit com9wnt8nbcylx r5cve) kio2 3 *6posed of 5 ident twk iv3rccy2e8l *n) n56ob9xical 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 true0zt k 2u71kboq concerning the simple circuit shown where resistors R1, R2bkto2 71quzk0 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 dp*9y73ed;viz z)h8.al; ky2ugwb hfconnected in series to a battery. Bulb X is brighter than bulb 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 represen*az;kuhf8e 3).2idvywh gy9 ;pb ld7zts 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 pas49v +ec7t1hb hpf/jras through the identified resistor in 5 seconds once the circuit was closed?7f 1+9bpt4c/vj hhear


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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 fo: y3+nr,cz lilllowing simple circuit have the same resistayi+:cnz,3 lrl nce, which 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 circur+n +;5r) (aejo3 fsgv tcacb4it diagram, the current through the 6.0 Ω resisbae cvj na)c+ (;o43rf+rgts5tor 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 j 1 jism 4 14gib+9u;nwvzhl(kin 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. What is the voltage acru4;+hnwv(ski4j j mgz1il b91oss 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 baif k m :slgdkwn6h)s7n2-o 6 cu7yd0-yttery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the6iw7g sfyu 72dk0s: mho)ldnk-6-ncy 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 volts2bmjnwbd5uo;98j. cf . What is the maximum value of the current underb w.f jc8bd m;2u9jn5o 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/3azjdmaa / stzd xx:7eb74 :y a 60 watt lightbulb designed to operate at 120 volze / zx7asxdta d4:jya3:mb/7ts?

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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 flow8* gdm. w*vdhjs through a 4 ohm resistor that is dissipating 36 watts of po8j m *wv.h*gddwer?

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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 iropub*o/dxd6zy / (y(f fn used to press clothes is marked "120 volt, 600 watt.” In normal use, the cudx( uyd6f/fy /pozb( *rrent 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 resi+ i/bcivxdi6k zunh.0 8;l3g xstances could NOT be produced by a circuit containing only three identical 6Ω resig.vhi xz8ik3 6x0 d+ il;cu/nbstors?

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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 wqc- 8l,l.hyd Ω resistors. Which of the following equivalent res,8wcylh .- dqlistances CANNOT 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 pb m3l3dgbzfj.5*eoi0*l- wv of different values can be connected together in different configurations. If all three l3.*zpeb idw3jgfl0*mo - v5bresistors 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 a battery, a total powe19 j.ua0;w qg( cdbfqkanb,;qr 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 thewu d;q0(c1,q 9qfanbk ba;gj. 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 R1ym2,+(9kuoer hi b0dz and R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statementk z+i ome (d,9ury0h2bs 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 vz2) 89mtmlp y/iwp hrz7x0w :such that it has a resistance of 12Ω when operating/) 78x92ihlmpzwrw:pyv tz0m at 120 volts. What is 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 resistor that hi8e*fzn+7re 0c(oesix q(pg 0ou i0-is dissipating 36 watts fii osz0uh0+e oxeg 0(e nqpr-87 ic(*of 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 he5:vgpa,- xyn5g lr/ eyater draws 13 amperes of current when connected to 120 volts. If the price of electy5 n 5 xaygv,/p:g-lrericity 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 ke( bdqa ml, .mvwv8olus*inc7,b7 g 0c5ep a 100W lightbulb lit continuously forv ub8im , dv5b7c7 s0lgw.cqao(nl*m, 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 resurk(eklu9wtl x.z xp37( f42 xdlts in a power of 24.0 W associated with the bulb. Which one of the following choices best represents the resistance of the lightbulb k(tzw.lxxu kpdf34 x(el9r 72?

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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 fwlw- f8a)m cy2aj;qq-g6*jztamily of six owns a computer rated at 500 watts in a 120 V circuit. If all comp- yjltfma2 *gqwc)w8aq 6;-zjuters 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 four r:)bpgnlyk*7fy n h: 7hesistors to form a simple circuit as shown to the rihh7n :7g:lp* by fn)ykght.
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, e;4 zmk*so/w/ zarue resistors to form a simple circuit as sh* ers;o/,z /mewka z4uown to 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, m bhi0uw7j mj30r 5x 1sgqc,v,an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0c bj vx 1img, 3wsrqm0,0u5j7h 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,e/;ajn8wwvj7g sqe p2 x/cq; 9 a switch and three resistors are connected as shown. With the switch opqevn ;xw; p2cjw8s/ q7jage/9 en 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 ideulgt +x tov22g l1a-*xal ammeter, a switch and three resistors are connected as shown. With th2-tguag*t2 xl 1l+ oxve 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 7gyj; ,i5 p/ehlw pu-uthe equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, an5 uhy,lp wpi u;e-7gj/d 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 7xv05rps- +bc*m 3diew qef7ethe circuit shown to the right with resistanvq3p7+efdcb*0sir 5 x -7mwe eces $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 q 24)0bvg dbyjytma+1in a combination series ayt0 m2)g dyq 1bvj+ba4nd parallel 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 fi 76vz g :/n a hwebkoyqvc6h*1/q7*t;xkva6gcve identical resistors connected in a combination series and parallel circuit to a voltage so aqz/v; ghk:*v66 67kx tcnw7oqv heycbg*a1/urce.
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 idpohspceg 23egg .;d+.entical. Which bulb will be the brightes.p.eo 3 gcp+hggs d;e2t?


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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 connp xc;o,xwld0 2w5q3i a3ax-h4i4eekv 2iib/zected as shown. With t5;i2i4lz aqbk cd-3hwe4 avx302 , woxpiei/xhe switch open 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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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 connyhv4jr y-l i(*ected as sh4lyjrv y-i(* hown. 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?


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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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.23: An ideal battery, an ideal ammeteu *ts6i752ytbajx/6cd y y +jfr, a switch and three resistors are connected as shown. With the switch open as shown yijat 7x6+utfd 2y/y 6jcs*b5 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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    总分:50分 及格:30分 时间:不限时
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