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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 curreneq x2gve 04 c8zjok2i*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 thjxi8ogke 420vczeq 2 *e 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 are connected in parallel, thx fp r,pmm1u:uw(hy00m0n /j ze_________each resistor is the s pm/f:u0u zx m1(wjy,h0r0nmpame.

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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 througwmlw ryk:yva-g-l:do ;+aizk8) z 4n5h the thin filament wire of a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. Thikmo-anl-5ay: ;vgi:4)wlkywz+ rz d8 s 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 l9f *z i 1ug:tegty7.m-mrb 0olights are being replaced with LEDs. LED is the acronym for which one ofg0o b7-1ieulrt gy: mt.mf9 *z 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 length L and cross-sectional qod yaeowc(mbn74iu;j/r - k:sv3a02area 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 resistivitb:(n sdo7v02ya/o e4kjq w ur-ma; i3cy 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 mag6h(ot-ku remevoj4*s :8 e :zde of the same material. Wire II has twice the diameter and twice the length of I. If I has resistance R, II hahom8ue (vjt:kz 4se* g-o:r e6s 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 o*6 nk-fs1r5z j- b*(xk9ux5r v ghg9bwao :afand half the length of wire X. If wire X has a resistance of R then wire Y would have a resistanchr x-z *rbg o(ba:fj9-w5kn9fvk uag1o *65xse 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 l6 grh mfwi8v*+yl+1 niength 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 ofywg86+ *i vilrf 1h+mn 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 brighter9mh c6 t9403p v:pvkgpq9p8 dwpch,tw light bulb. He decides to modify the filament. How should the filament of h,t6ppwp9 v3wp0c49 9pgqd8cv t hk:ma lightbulb 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 cylindr: u,1zd mzk mr/ik*7rvical resistors are made of the same material. The length and radius vm1 rku*kd7 rm/zi ,:zof 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 battyf0k mty1 syu p0ndboj6:-7/ mery in the following way: “Two resistors are connected in series. This combination of two resistors is connected in parallel to a third resistor. This setkmd-u1ysb/0 7m oy: 6p t0fjny 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 the accompanying circuit diagram has internal resistancx zkb7ao)c3n4,ht ; wge 1kx w),to3gcnh;bz 74a 0.0 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 right. The threesn/(7kfv,z vq r :na;a bulbs 1, 2, and 3 - reprs (qnf kna7,: z;avr/vesented 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 electr011ofowt88nf zg 5ug oical circuit at the right. If the current in all three resistors is equal, which of th5 g11wt88of0 zo ngfuoe 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 electriu .y8djt,xminx 6n: sc vib+63km n,(v*9jtyjc circuit composed of 5 identical light bulbs and 2 flashli ,6* 9+nnmk8utjxn dxv icts:mibyy,j3 v6.j(ght 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 concerning the siwfv dfqjl;z,v)bwu:nw 4hqw1))9f (cmple circuit shown where resistors R1, R2 and R3 areqqdhzb)fcfn94v1wj :(l vu)wf ww) ,; 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 a0k3n9 ggz*m.dqdsm1s ) p8ebondY are connected in series to a battery. Bulb X is brighter pde 10 gkmmod3s.*bqng9 z s)8than 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 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 identifieggkv( 6 sxg h v2ws kzltz; /kciz*5/apjc2.:8d resistor in 5 seconds once the circuit was closl/(ksj*5kxv2 cz va sgpgk .iz8htw/2;:c6g zed?


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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 1u(abnz*6swf the same resistance, which would d asbw6*n(1fz uissipate 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 diagram, the currentso3( ,s xjn+( y(+kp)ijylzo a through the 6.0 Ω resistor is 1.0 A. What io+ysj(+i(apj ( 3oks )xyznl, s 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 resistorl4um3u,koe -d s R1, R2, and 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 vld,ok-m 4 ue3uoltage 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;kq)x:e lx dh)w+ ur(z8q.lw pxbcu0* parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 d0 k *wbqu+) 8ur qce xpwxl.;x(hl:z)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 12f dye.-,0ngtt 00 watts and 120 volts. What is the maximum value of the current under these conditiond-0 gy. t,tfnes?

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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 wattmga9(gv,at 4au( 2rhfkp i+ e, lightbulb designed to operate at 120 voltsfprge2tkamih(4 9g( av,,ua+?

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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 flow+r;iim/z5 qhr 3)ir his through a 4 ohm resistor that is dissipating 36 watts of p3i5i / z)r; +iiqhhrmrower?

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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 marked bv32t qd jvtoh. h)g7x):nj*hxe 8d7 ddl6y4z"120 volt, 600 watt.” In normal use, the curredvb* hd)8 6)d xje7 ztdohly 7t4qv:.2hnxg 3jnt 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 cou o vnnf)m2+2cpld NOT be produced by a circuit containing only thre)pmv+c2 o2 fnne 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 resifx :wexj;u(o-v x74n otc7xr)stors. Which of the following equivalent resistances CANNOT be prot;7xujx wovxe(n4 fr:c7 o)-xduced 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,6l oox50q )ndorj1wm can be connected together in different configurations. If all three resistors are used in a circuit, how many different values of total resistoj,l)r615 0nd wqoxmo ance 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 co;-) je ga1xbnznnected to a battery, a total power P is dissipated in the circuit. How much total power is dissipated in a circui;a 1znj )e-bxgt 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, havqqlb( exj+xrx0kp7 nw*( vh,gd /.5 bring resistance R1 and R2, are connected in parallel, the equivalent rej(gb 0(qd7ekw.pn* r,hl qbvr5x /xx +sistance 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 xgeu(m 59zndm(5gx l(z,8yve designed such that it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it would ta(,le mg8u(vg5( 95xny edxzzm ke 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 ivwx(mi8 8yb j2z/;tc flows through a 4 ohm resistor that is dissipating 36 wattzj(vy8;i8ci w/mtxb 2s 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 ampdrg8dpdr7/ a; hwu)i .eres of current when connected to 120 volts. If the;p8dd)ra.r7u i d h/gw 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 av ehn973g x 1ovtup3+w 100W lightbulb lit continuously for 1 year at a ragethx173n3 +w pvu vo9te 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 powert)ia/az7b+ ;w j) 9z/pij b9 raejycq7 of 24.0 W associateda)c p7be y7j/z jit9/a jqr)a9z +wi;b 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 ray+8naetmz/: wted at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit protected by a 20 ampere fuse, w ezy mnt:a+/8what 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 batte7fp-v g.dmv+q ry is connected to four resistors to form a simple circuit as shown to the .f -+qmgv dv7pright.
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 c i/*)uolci sqk pc5ne;-(s (dzonnected to four resistors to form a simple circuit as shown to the righndsz(*oi5 el/ ;c ckuqi-s)(pt.
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 ammvo j 1pq7t7jp;eter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter readspvpqj7tj; 7o1 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 idealkefb*i 3)0lr6tfsm(i h248l. i lldl v ammeter, a switch and three resistors are connecte3il* kll.vi8l) 20r6i4efshf mt (dbld 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 s9wvfsf 8t1s c* )fpvru.ci 4b+witch and three resistors are connected as shown. With the switch open as shown in th1rv s .9tff+fsv )bcucpi w48*e 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 guz2gp 5w pd:r:lt) yn*hc ts7zlo26/ shown to the right, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have identic gg)tlu 5o*2sppcyh726/ z:dwrnz:lt al 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 ci 7wm-g8z lqjlzu3z1 z(rcuit shown to the right with resistancemzz7q(z8 lj-3 luw z1gs $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 idjhto+ .i8 3g;qf7ca jlentical resistors connected in a combination series and parallel circuit to a voltage source. hiotfjc7g.3qla +; j8
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 ficx29w)h*ohnz ve identical resistors connected in a combination series and parall wh9) 2nch*oxzel 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 bulbsqco- o3h4h pebi+-8vj7mzr a1 are identical. Which bulb will be the brightesi vmc eb-o oq-1zh3+7 ha8rpj4t?


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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 switc2 ljp)n 8-t0 qsxgb03zrw)jbuh and three resistors are connected as shown. With the switch open as shown in the diagram the a) s-jwbgtx0pb)2z 0 q83r nujlmmeter 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, . :o0a tkojb.ws7pq,q a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 s07aw.. b :ktqq,o pjoamperes.
With the switch open, what must be the voltage supplied by the battery?


参考答案:    
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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 thr0*0 )46n lhr vs v(4xyx2mz/ mkosexuhee resistors are connected as shown. With the switch open as shown in the diagram the ammeter reyu*( hh02 smk m40os 6rx)l/vz 4xenvxads 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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