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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 exij:p4wzz( ii*w w hhv(8sts in the metal resistor connected to the battery. Which one of the following v i:iwp(zw (j48hz*whchoices 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 re8uld fzernz ;lru,mi49t 3)+jsistors are connected in parallel, the_________each resistor is the same.iu erfmz4rd+ lt z; ),9l8j3un

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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 the fi z1h.1kw8zs/kq1o ( vi*zgsyq lament to become white hot, while the larger wires connected to the lightbulb remain much cooler.z8g1 . /wqo(skis yv1zhkqz1* 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 wi:mqyl*darb n/*p .ay/u:sb 3bth LEDs. LED is the acronym for whicb.n * lda3y/:ybsmbu:q*pra / h 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 lengthw.e5(wsq +is* hsa- (yr d0vjd 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 cylindri -v5(.sead*jdrw+ywq0h si s (cal 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 mat ufn,uyh g:mwh5.0 0kgerial. Wire II has twice the diameter and mhyg:0fuh w5,gu n.0ktwice 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 tr 8; ioq;5gpobwice the diameter and half the length of wire X. If wire Xb i oo;8grp5q; 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 cd-:noma8ybe u+ pl l(/k07g p/fg uw-has length L and radius r. This piece of material is then drawn so that it is a cylinder with new length 2Lu na7:oucfb d//-m8w-eyk g(pl0glp+. 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 light bulb. He decides to bxib:q-(uvj. modify the filament. How should the filament of a lightbulb be modified in order to make the l:(xq-.bjuvb i ightbulb 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 c2l h e./ta3ptctf71 eresistors are made of the same material. The length and radius of ea .p/t1htcte c2e 73falch 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 resr gi.p+xj9nb2istance 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 resistors is connected in series to a fourth resistor.” What is tp+gi9n2 xj br.he 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 41cudbot* ; udcircuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is41 bc*do ;tuud 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 shown9 q5fb,3iz siuq6v*g z to the right. The three bulbs 1, 2, and 3 - reps6b zvui3 ,fqqg95*ziresented 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 at the rigt bcx5iz pap))88haa2ht. If the current in all three resistors isia2 xhbpca a8 z5)8p)t 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 ri tl.k8my:zd; omh t s7fqcsyy:w 9::3xght represents a simple electric circuit composed of 5 identical light bulbs and 2 flashlight cells. Which bulb (otck37y 8ysm.f9zyh ::lqdmw s; t x::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-wada w9j6ok n5c2ap 0 statements is NOT true concerning the simple circuit shown where resistors R1, R2 dopwaa205 wc- ank 69jand 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 conne s1hbp3z)hqs8)yv quw +3gp,w; s8qtccted 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 bes1s,s g3)wp3hy c8)uqtsbqpvw+ h;z8qt 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 res) 4adkddsiv6pty 0-c w*(ulr8.v6j rhistor in j skulh4ywv0.v- 6i6crtp)d 8rdd(a*5 seconds once 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 re.k 6,a2(pk*biq d orwwsistors in the following simple circuit have the same p6( *w awqikkodb.,r2resistance, 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 circuit diagram0fu)ud 8n:rkg. ag6lh, the current through the 6.0 Ω resistor is 1.0 Ard kung) aug8:f60hl .. 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 connecco:t my0nt qq -k.i(3wjw;h7 hted 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 volt;.3 myh0n7kc(t-wq jqith wo:age 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 andR3riwj- tj1 (y6nbo .8fx are connected in parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What tx1yibnjf(.o6rw - j8 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 volt:xg tbj /fzqk60nf*b-n 3t b+ys. What is the maximum valuq+byk f x:g*tzjf/b t -60bn3ne 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 bm-(cnzw8 ,zj designed to operate at 120 vo,j -wbmzz c8n(lts?

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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 okm2b-6gt- js zhm resistor that is dissipating 36 wattsjzm-2bt6 k -sg 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 iron usx* y(th 1yx)of- y)o/(bqwf nied to press clothes is marked "120 volt, 600 watt.” Iny)-/* w( io fofn(xh1yqb)tyx normal 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 resistancesrd l 2a9rds-*c could NOT be produced by a circuit cona-2 dr*c rld9staining 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++m)6c+rv a hfcv9pp s the following equivalent resistances CANNOT svv+)+fma9ppcrc+h 6 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* iewn21yy3m+q jnqp5 together in different configurations. If all three resistors are used in yji5qm 3 2ey+q1* nnwpa 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 p 3+g;j-r(h sx8(caclywa, e cpower P is dissipated in the circuit. How much total power is dissipated in a circuit if n identical resistors are connected in series using thegj-c (8ylc3rs,haw ex p c;a(+ 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 connected in6: a1ffo u;*xobil 11ngw4vak parallel, the equivalent resistance of the combination is 5Ω . Which of the following statements about the resistances is corre6kwa4 1u1* ;foxvgafoi n l:1bct?

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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 12Ω when operatip pbt8 *cggg/nzu6- 3dng at 120 volts. What is the minimum amount of time that it would take to warm 0.45 ktb 8dp/uc z 3g*6g-pngg 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 resit 9 j mnqle4pi7(5t:ezstor that is dissipating 36 watts pt7 n:(ej94qeztmi5 l 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 heater draws 13 amperes of current y 71gey0/mb;tjgm.bz b o-du; when connected to 120 volts. If the price of electriciumb0jm/g;o;td gy yze bb. 7-1ty 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 )6 8geelkadp hwd,9,ng p+1 yklit continuousl gn6d+yep 9p)1kwghed, a, k8ly for 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 results in a power of 241ja ypy8bxur.l/2np b)+r6 rj .0 W associated with the bulbynpbr)axl+b. 6jry2j/pu81r . 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 watts igwvbb i j :if8)v1vf4qnt;9 r2n 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 be operating )28 n 4tb1f:vri;bjgiwvqvf9 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 form a simple -0j *ergvtb5 awd3:vjcircuit ast:rv3d e5bgv-*j j0wa 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 battery is connected to four resist/,kyt0+ -/iwo thejlj5zg z.hors to form a simple circuit as shown tjk, jy5 /z/+oh izwelt.thg 0-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 three resistors are conrru ybye/ srn+)4 *hn*fwu3 i.nected as shown. With the switch open as shown in the diagra) *.ryu3hirn eubf*r+/s wn4 ym 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 an9,hzc-3x9mohn;o s9 zbwr4e dd three resistors are connected as showed,or9nb sh3 z9; zwhxomc49-n. 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 idealudd(2jo;c,4sgsyu c/a0d;n q ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperes d s c(ogyu d0d2sucn4/j,q;;a.
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 4w7 7n.1 jkjcjqj/8or qc2 ldzis the equivalent resistance? Assu kq4l z r cwjo7j8n.2j1j/qcd7me that 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 re gy/jckwk/+/ maak+17f:gsrf x 0eg, ksistance of the circuit shown to the right with resista+ /ak7 ,j1cff 0xe:s +kmkywkr/g/ggances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 resist1;fe6vzcip igac n2 5-ors connected in a combination series and parallel c5 v ip1;gcf62a-e znciircuit 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 connected ec dy .etg4hxnd;9 (kf*r4r1tin a combination series and 9r df4 1(egx.ctd 4*hek;n tyrparallel 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 diag( t8g;o-m( 7 z)ebff4eipk pwhram, all of the bulbs are identical. Which bulb wie8g((bw-; 47zk o f)me hfpptill 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 ammzhu,-+la 4 -v3iid7wnw4oh(q dwfe*jeter, a switch and three resistors are connected as show(i4f+,v--oe*dn wqjwd4hul ha 37wizn. With the 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 id; a 8i,hvqci)-q8kugf4js qc 2eal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperesc qc ,kqf-h;4 8ui)jqg82isva.
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 tzk 5gjcezq yn62te74b ipv,2 8 f6f8znhree resistors are connecf768n2zfepqk ngc58i byv6j2zz, t 4eted 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?


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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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