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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 curren7h/d*p:mv0qx w1psi14ppkw t t 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 fix hpw0p :k/7vs4wm1ip d t1*pqeld 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 connected is;j -.s ctu,*6wdg. lafbg1czn parallel, the_________each resistor is the samgz1csu,6jd;gc ts.ab.lwf -* e.

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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 t zjwisoq2)jn7 mok/ /2he thin filament wire of a lightbulb causes the filament to becomn j/2k/i7m wj)osq2oze white hot, while 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 hovqo1 evio-x7o+ e1lsou u y ij-/1t,0yusehold lights are being replaced with LEDs. LED is the acronym for which one of to 1 tq1e,yiy7os-/voux ou veil-0 1j+he 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 lengt q*jr,d.+ cdtr-( bkcvh 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 cylic(-vjr t*bdr.dq+c k,ndrical 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 rl+nu daa3 jkc/7c4c1are made of the same material. Wire II has twice the diameter and twice the length of I. If I has resistance R, Ikd1+c 3anuac c j/74rlI 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 s uxi*.cq6euzh ry(kw :-cmb ehc)49(but has twice the diameter and half the length of wire X. If wire X has a resistance of R then wire Y would have a resw() yeu*cc b -kce(6u.9i mhrzxh: q4sistance 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 length L and radius r. Thi1xe f5(8a,dn obmxxosr h1u.z*,u cp- s piece of material is then duzefx p. ,x 5u1o - hxmc8d,nbo*ra1s(rawn 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 Edison wants to make a brighter 8 ap1/sv, pmczlight bulb. He decides to modify the filament. How should the filament of a ligh camz/pp18s v,tbulb be modified in order 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 the same material+bj4taqvxlc6ec67efn epf-4 .z4s d: . The length and radius of each zj64.t xf aecfqev+47e l4d6s-pcbn : 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 battery in try1q(m/4nom80:rscvfx nz 3e he following way: “Two resistors are connected in seq8x rynn103c rm4vzm(o / :esfries. 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 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 then2-q8:sccf ju :hx8zyn e;(be accompanying circuit diagram has internal resistance 10.0 kW and the ammeter has inune(xn;z-c:s:f8q2b ch8 ey jternal 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 right. The thru 73uk jj2b zgvf/i3j:ee bulbs 1, 2, and 3 - represented as gj3 /2k3jbf7ijuzv: u 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 circ .ywiltt )f/,yc+bopc8x a, b7uit at the right. If the current in all three resistors is equal, which of w ,,o.x8y7c+pt cbf)b lyt /iathe 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 simp9au ev;eas;ye*.uj +f le electric circuit composed of 5 identical lighta*e+j9;se ;.yuvafeu 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 codv8v, f*egvr oc r hm8q:ud7,7ncerning the simple circuit shown where resistors R1, R2 and R3 are have equal resistan rg,v7erdqu7vof *88,:cvmhdces?


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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 b. e** uer,q 1pgp0bxfeattery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY are connected in parallel with each other rxqeeue.fp*0pgb*, 1 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 pq0f+igvr4y lw o*t-zk+nx * .vu8+8uem:abhbass through the identified resistor in 5 seconds urvz u l0ye g48fkv-i*x w*ohb:atq+m .++nb8once 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 resistors in the following simple circuif2r0j1r kfx2+rw)cw f)gc mb) t have the samc))+wfmcwxk2)j bfgfr2 1r0 re resistance, 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 diagram9i 2 n2yalsbl., the current through the 6.0 Ω resistor is 1.0 yn2i l2.lbas9A. 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 in series toa6up* gsfpr xo8qz yo912p 5.u a battery. Suppose R1 carries afuo *q yu2p5pzs1ap.9 g8 6orx current of 2.0 A, R2 has a resistance 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, cyjne 9 0o)+a9ce)rv rR2 andR3 are connected in parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the v0jcy9an erc)eor9)+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 9n dt-em1zyn (is the maximum val 9n(zden- t1ymue 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 re/tdix35i l. sk+ thbr9sistance of a 60 watt lightbulb designed to operate at 120 vit9 l+.t/x3b5d riksholts?

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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 current3n6hmshvu 0sf:k, 4 gy flows through a 4 ohm resistor that is dissipating 36 watn , suhm4vk:6g0fs yh3ts 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 used to press clothes is mariu6k l)t8la t+ked "120 volt, 600 watt.” In normal use, the current in tt) ua+6l8ki lit 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 7 rp/i au w8k(6ivmzecj4 q70mresistances could NOT be produced by a circuit containing only three identical 6Ω w6cae uj4mvmi r8z(pq/7i07k 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 following equivalen9m 3p e-0nfrr-ka- e+o i4eupf2aj :bit resistances CANNOT be produced using all three resise rep4j bfi:kro-0e9ma3-pi2 -nfua+ tors?

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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 bipg-gb p7pb b0u n3z(o4fr8+03vzxw z e connected together in different configurations. If all three resistors are used in a circuit, how many different values of total resistanz-gbgr ivpp+7z0bfwb4ozx(0p u 38 3nce 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 tota8*temcu0f5z(/ 1ee0 mq fofh gpr2l2jl power P is dissipated in the circuit. How much total power is dissipated in a circuhf 1(2ez 0e5j lfu/2 fqcgpt80meor*mit 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,dx jg *em -o3:4j*egs9 atnot. having resistance R1 and R2, are connected in parallel, the equivalent resistanmteeo.:ggxtdno4 j*-93*a sj ce 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 v 2)vqvyi4l s v7+j xpjdq.:q6designed such that it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of timev vjjq+ vq2)lixq d:py764s.v 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 t,rj 28hd aey2dhrough a 4 ohm resistor that is dissipating 36 wattahj 8 y2r2dde,s 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 amperek)jq5fxppo6 a+avxy62.9u; af 4jtr hs of current when connected to 120 volts. If the price of electk2fr ja6 t9q5hfoju4.a+x; pp6v yx)a ricity 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 howg/ 26dn loru)u much would it cost to keep a 100W lightbulb lit continuously for 1 year at a rate of2l)6dguurno / $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 o5yxwu7 6wbeonk20 1htf 24.0 W associated with the bulb. Which one of the following choices best represents the r e0x6h2y7nbw5utw1 okesistance 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 equ dz(pl5nncp500 i5+ g8sera 120 V circuit. If all computers are plugged into a single circuit protected by a 20 ampere fuse, what is the maximum number of n50 uczl5 rei5d (es0np8+qg pthe 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 resistors to form a simple circui ,5.myiswur01od p1ef w9zj.;b4 av ckt as shown to the eyr 1scbuw 5kvo9w0.i,.1 jfam;pdz4 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 resistors to form a simpln0 3:kz e;) )ne6n9bhojlumr)er) o hee circuit as shown to the rirhkeeo: lz n6e)) 3m 0j);buhrn eo)9nght.
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 battert lw1(dej 5zz/y, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the dl1zew5 tj( zd/iagram 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 ide 2r* snyy3ah(rq nzn)6al ammeter, a switch and three resistors are connected as shown.y(n*2)yaq n h z6r3rsn 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,gm*xhs4 hv (x) an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads)(hxvhgx4 *ms 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 regq zp* hw8g.d(sistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have iden pwh8g.( *zgdqtical 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 1x: 5gy,xp b) wqkmtub2px4q,ight with resis,gk5:wut, 4qx1mby ppq) 2bxxtances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 fi w 8v1h3wfqijm4cz. *) mxf0hnve identical resistors connected in a combination series and parallel circuit to a volta38 fnf*)mjw i0 mch. 1xzhqw4vge 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 resistokuj* cqx+rdd yq; 3-u3rs connected in a combination 3ddqury-* uxq ;c+jk3series and parallel 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, all of the bulbs are identicaljcq29 bhq67 y4ky8xed. Which bulb will be the brightest? 8q6q dk9ebxc72 y4yhj


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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 see/v.ol:u y0itu09 inwitch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amperes.0:/ iole tiu9 v0neuy.
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 swit6rjamww3rud uqkhz(4 r60z98 ch and three resistors are connected as shown. With the switch open as shown in the diagr8m j d46qr 3k6a9zwurz wruh0(am 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 * pf r9c6n:/h e6gzyna(lc(czswitch and three resistors are connected as shown. With the az(6 pc9/lfe6c*ngc nh z:(ryswitch 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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