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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 tmfh)zgkp5k2:0cg1k n he 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 interiorc:kh m n)2pfg1k0gk 5z 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 resist6h;)f 3wk; otqzla3kxors are connected in parallel, the_________each resistor is the q l;3zh;6f)3kta wkxo 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 f /8/-j nasttheilament wire of a lightbulb causes the filament to become white hot, while the larger wires connected to ja nhet/8s/-tthe 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 b+yww(n 44 m :vmeq( ou(:mnccjeing replaced with LEDs. LED is the acronym for which one of the fn v(: m(ccj44 w oy+u(:nemqwmollowing 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 a 02kxxhnhv53dds2)t 0u;woq ynd 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 resistx hd why0q3)n5do2; 2v0xtksuivity 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 are made of the same material. Wire II has twice the ueu3p w fu0b;z mudid;s-n9z; he55 2xdiameter and twice the length of I. If;9 xinf h5 ;b0s3eupu;-u5 2mewuzzdd 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 diame7hst/ , cgse0nter and half the length of nse0g7st ,ch/wire X. If wire X has a 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 resistor g *r(,1k v) x bvaxluy*0hb8gdhas length L and radius r. This piece of material is then drawn *1 k,vhaxggbv0 )u *(8 ldxrybso 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 Edison wants to make a brighter liirc kv14,eo 0u(brl(dght 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 given voltage?(0r1vc(d ,4ieolu r bk


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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/3jvzoto /jx w 6j.h6g same material. The length and radius ofjg 6tz o6o. 3/hwvx/jj 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 connected to a hyfzkq(k/lu+. /nl3x8cy2f f 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.” 83y. h+(ff kl/xzcy f2nqu/kl 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 ci pdl,mvp1 6vss92 nty/sx)ba +rcuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The 6l2xvp+)na1 /ts,s dbsypv9m 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 right. The three bulbs 1, 2, azj.5 y;:up lcind 3 - represented ayzu;5j ic p:.ls 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 at the right. If the current -)ktq 3if pl wunc+6m;in all three resif pl-q)u n6;icw mk+t3stors 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 electric circuit composed ofcd:bxndds ;d,glf+ .x:n, 5rs 5 identica df,sxb r:5;nn+cgx:, .ld dsdl 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 concernin 2rvge,lt. a9ng the simple circuit shown where resistors R1v a.nrlt92e ,g, 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 q:*w0ez+ onbvto a battery. Bulb X is brighter than bulb Y. Assume all circuit nvq :oe0+z*bwelements 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 9oh 33e qloe:y pass through the identified resistor in 5 seconds once the circuit waso:e3eolh yq 39 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 simple circuit have th-j4f4)9e k,hra xaovoe same resistance, which4)jvfo h orax, 9-4eak 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 accompa x kqsy+ qiim(**y6ec2nying circuit diagram, the current through the 6.0 Ω resist6 iqx m2*cy*yksq +i(eor 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, anrcfrungu5f/ ) x,h9s l9;ojj-d 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. What is the voltage acros-f lj)9c 5,ghun9sfo uxrr/;j s 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 gbf4 8 yijz-fuw k fr8.tj8em 9--1bwjR1, R2 andR3 are connected in parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 Weg9b1 -t w 8ij8by k-jm4jf-wfuz.fr8 . 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 ratg,2iab;bu w9ned 1200 watts and 120 volts. What is the maximum va92gu wbab;i n,lue of the current 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 operate at 1m pr cj81pn67jap;k )jky v (e2;n2zro20 n; n( y 7j2p26k;zra8pj1r)c eokpvjmvolts?

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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 resct7v fh (yk.q (;c ts:0xiwog3b8tuk: istor that is dissipating 36 watts of p0cihqtv :csw:u;bkkft (3y t. x(7og8 ower?

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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 press clothe1mw.a687 s-qg *nwvigzb + idn bro/n*s is marked "120 volt, 600 watt.” In norm *-i 8d 6avrg o.wn17g/w+zbqnm sn*bial 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 resistances could NOT be produced by a circufvwg-9g8e h-ntp7 pd /it containid7p/9ehg g8-fpw-t n vng 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 rk8 x0wud-ym5p bb2m-Ω resistors. Which of the following equivalent resistances CANNOT be produced umkdbpr28mb-wyx 0-u5 sing 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 , 3lnz6 z 4cslg peqzq(ulj,9)z4a8gcconnected together in different configurations. If all three rz84e4 3sg (qpz lzj g nl9,uaczclq,)6esistors 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 isa83 v( e qg0gdb)a *d 0hh6wv ju2+htuj2iire* connected to a battery, a total power P is dissipated in the circuit. Hoitgh)dv e*0i3qu r20 g(a2 jd6 *awv8ejb+uhhw 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, h4ermed,4d58rmr b d7t aving resistance R1 and R2, are connected in parallel, the equivalent resistance of the combinati, de5 r7m td4mr8dreb4on 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 tha.ue y/a7jlcp4d;+0gdf g l2ckt it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm/2yp0 lec jf+la;g d4g.ku7 cd 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 v4a.39 4b 3u wjno8pmu xdx5wt4 ohm resistor that is dissipating 36 watts of power?m93wxd 434wo vp85t u.bunajx

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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 da p6*smr( (x9eoi)hnh vvkzdqm +2:+amperes of current when connected to 120 volts. If the price of electrici9pkdaze +*:s+mmo(dr2x hqi)nh(v v6ty 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 100Wt3 ui badb.i:;-opal ) lightbulb lit continuously f;tuil:a .b baod3-p )ior 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 resu.hm1de ; kzxo+lts in a power of 24.0 W associated with the bulb. Which one of the following choices best represents the resistanh1me;+ozd k x.ce 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 watts in a 1zx 7mlbo94vj (z 3s3jr20 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 cajxvzl z9oms(3r 43j7bn 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 resistotgfp8 h+8pw 8mrs to form a simple circuit ppg f mht8w+88as shown to the 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 batteryd:/ys 72kliyc is connected to four resistors to form a simple circuit as shown to the rigy:d2lky /si c7ht.
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 resistors o 2/qh 5t1tc1efy9y/rjrjkh 7are connected as shown. With the switch open as shown in the diagram hk oe2r7 jt151t/hj ry/qy9fc 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 arh fo4z h2.kl/qe connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 am hz24ko. lqfh/peres.
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 resistors are 0jesqs0x,p/gtbg:0 e connected as shown. With the switch open as shown in the diagramspb q/0eg, jxseg:0t0 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 equivalent res mo.w1vh,6.du b rzjy5istance? Assume t ,6zr1oyjdmv hubw5. .hat all wires are ideal, the battery 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 thk/5m3qz szr5k e circuit shown to the right with resistancq k zsrm/z5k53es $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 stn(i r,1ym-1 h m/tmouhows five identical resistors connected in a combination series and parallel ciruhtm(1tm-o/ ymn ri1,cuit 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 i aue mw2:e es/;/ii.zqdentical resistors connected in a combination series and parallel circaqew ;ei2mi z:s//u .euit 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, all of the bskpdlcru94m/1 o(u,srv7 c o;ulbs are identical. Which bulb will be the ,v s;puoosm(kr 7rc 49/u dc1lbrightest?


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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 d-e9dc/snbz 1switch and three resistors are connected as shown. With the switch open as sho- 1bs9/endczdwn 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 k 66m8hdv02w :7wvm th ecrvl:connected as shown. With the switch open as shown in v:t :6lr0d2mmwhe7cwh6 vvk8 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, a switch and tdbf ;:lf4 gaj*hree resistors are connected as shown. With the switch open as shown in the diagram thafj; f :d*gbl4e 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
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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