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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 the metv 60i8j f bbltv 4,y8no7*klgual resistor connected to the battery. Which one of the following choices best describes the direction of electron flow through the resilf8kjyug64 bli8 n bvvo70,t *stor 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 resistors are connected in parallel, the_________6ta4-0d(hi cqskf*8 dh 4gz/s/q dywfeach resistor is the (hd0tk aif-y8 hq 4d6fw/qg4sz*sdc/ 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 filament wire of a lightbulb causes the i7aj,x2w2x -*4t:ue xbrk n uefilament to become white hot, while the lar 4, x nxw72b*2eau:xiet urjk-ger 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 household lights are being replaced with LEDs. Lb 9wm4nwx (i7eED is the acronym for which one of the following c n9e (x4mw7iwbhoices?

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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 h u0av*;nr)nhmc g.rzwc+m gvaun34 : a1k9j-has length L and cross-sectional area A. It is to be placed into a circuit, but it first must be cut in half s 3na rhca ra.mvnh zg )1-k: mnjvu;40w+*uc9go that the new length is 1/2 L. What is the ratio of the new resistivity to the old resistivity 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 tgj1y4; u19 6poxs uh: za5 x.nzbu0nnywice the diameter and twice the length of I. If I has resistance R, xsg6hjn519 .u4ayyp1ux ;:bnouz0nz 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 haflr8nh.p/n*-aono i qm;: fj )s twice the diameter and half the length of wire X. If wire X has a resistance of R then wire Y would have a resistn jr*nl.m/:if)o -apn 8h; fqoance 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 radivyl4x9gcm1j ;1( :x cpo x-lvo5/qh lnus r. This piece of material ixl-1x; hpx: 59g/y 1lq vcovl(o4mcjns then drawn 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 ma sfzn bztd/my8k5b*9e1z9 v z3ke a brighter light bulb. He decides to modify thzkse8fd9 t3zm 5yz9*/n1vbb ze filament. How should the filament of a 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 cylindrical resistors are made of the same material. The length anpyarp3 ;ct9s6zu.+3 htd0mrud radius of eacut6trp9d+3 3 hsuc 0ap r;m.zyh 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 isk6gh er /7:rvn the following way: “Two resistors are connected in series. This combination of two resistors is connected in pk 6grsv:/ 7hrearallel 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 the accompanying sxk+1mey uyploccb . er5-i0f .(*1 vccircuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmeter reading is m( cvcp +m.x-k01f1*osiy5br.ec eulyost 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 rightikn)uq) t( +do. The three bulbs 1, 2, and 3 k d(it+u)n o)q- represented 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 right. If t vogqvs 55ub*tu zx:9t*kx8 h*he current in all three resistors is equalx b:8*tqz5hv o*5 x*uk9vut sg, 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 circu-/h5*p ehct vfit composed of 5 identical light bulbs and 2 flashlight cells. Which bhc -et /v5fp*hulb (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 stt j9 4 .ot7-6lk3vh*scty 7ovjmnr d-jatements is NOT true concerning the simple circuit shown where resistors ojy7r9dj.t-o k 4 lsj*7-n3vh ct6mv tR1, 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 ;ra*p m1e(czs connected 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 represents what is obsc*;s rp( 1amzeerved?


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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 resistor in 0irsnk w16dq1 5 seconds once 1s dw0 i6knqr1 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 followixe- wc.t5 -fpjulx49 w+ 2goufng simple circuit have the same resistance, which would dissipate the greatest pou+.-4xfj o-p lgeu2w5c9twx fwer?


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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 current through theydh2 uidc03f6 6.0 Ω resistor is 1.0 A. What is the power supply voltage ddu32hyc6 f0iV?


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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 to a boffh :+3;bhyn* q)hfgattery. Suppose R1 carries a current of 2.0 A, R2 has a resistance of 3.0Ω, and R3 diog 3yh:qfhfn;hfb+ )*ssipates 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, R2 andR3 are connected in paral,ary0hnj wg4)kr7fx ,lel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the ),0frxg 4r w7aj,yknhcurrent 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 1200l5 2ntr.bohn4(p/s 5yi n3nko watts and 120 volts. What is the maximum value of the current under these ot2lby5.k3n nro /sp 45nhi(n 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 watzcfwy5a a8ib4a ,ahuxl6, k *5t lightbulb designed to operate at 120 voltsb k5ul c84 fx,,hzi*aaaw5a6y ?

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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 ohmxz)628 st utuo resistor that is dissipating 36 watts of p ot86tuu )xs2zower?

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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 "120 volt, 600 t9 .g4wn*utyn/kyhm + ).p:zkm4u dzwwatt.” In normal use, the current in i:wt n .p+/zm4tdywu kz*hy nk)u9m4g.t 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 circuit cozy3 aqh lfc8hs39d5s-ntaining only three identical 6Ω re-ls9q d3 ch385fshyzasistors?

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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 resistorsxh 78or tddjza(kbec,1fy97 ysr+)1z . Which of the following equivalent resistances CANNOT be produced using d7 rk t1so)adyx7z 8yf1he(czbrj+,9all 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 coaw7cm:e;u p1x nnected together in different configurations. If all three resistors are used in a circuit, how m; uecxw 71ap: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 vs cig,: v13 mdqs2fe;power P is dissipated in the circuit. How much total power is dissipated in dcqssfv:;2vmei 1 g,3 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, having re bfyw71q1vizxvm0 kwgy,1/oz9f m / 0ssistance R1 and R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the yxs zzky1vw1v 0go9f,mi w7/0mqfb /1following 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 that it has a resistae n: gj- 9ho4zt*s 4c)hdcn5gjnce of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 kg of water fr td cgge)5cn*j-: 94oh4zhn sjom $15^{\circ}C$ 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 thatgn b3x0 1 4zh5thfalyf is89*v is dissipating 36 watts of powe 0snt a fxy1z 84lihb5fh*g93vr?

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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 cuw)9 l zxhsos,.(ma* yurrent when connected to 120 volts. If the price of ele us*)yhx,9lwma. sz(octricity 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 costu,*n 6be qcb2.+7tqkvwwu( f m to keep a 100W lightbulb lit continuously for 1kqtquwv ,+f wc 7bm 6*eb.2(nu 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 rew0 o )9 gx,zag22bg5qp x.ijhesults in a power of 24.0 W associated with the bulb. Which one of the following 2a0gzih2xpx)q9 gw,ej 5g.bo 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 )ujf m.x f+qq:computer rated at 500 watts in a 120 V circuit. If all computers are plugged into a single circuit protected by a 20 ampere fuse, what is theq+xm .f :quj)f 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 resistors to form a simple c7h95gt5jz cuhircuit as shown to h9 gh5tcuz75 jthe 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 battes.vmyq );+ ygzry is connected to four resistors to form a simple circuit as showgy.y+)s ;qzvmn 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, an ideal ammeter, a switch and thszxhewaf.6( -lwnb20r.-9y4gwn m j aree resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads gw.4wl nzn2m (xbaf6 9eh -ayw 0jr.-s2.0 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 rezbqnnlr j t7bu5j9*0nd. s76fy3 pn1lsistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 amp7 nt09 rdn1ljb6b3nlqys5 .pjun7 *zferes.
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 resistok)zt d oq(;4cpt )3c33xl yeprrs are connected as shown. With the switch open as shown in the dqy3ctr z34)(p xtplkc)e do3; iagram 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 shoywv4 l*a drs*8 (aln2.l1wl jzwn to the right, what is the equivalent resistance? Assume that all wirl*rl(l1d*a4zy8 v l w2nsa wj.es 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 the circuit shown to the mb ;unu9 zuzy+i b0.-0w 2io vjn6g.aw right with res0aiwg6.wyn j.ovz b0;um+2u z bnu i9-istances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 belj 630 xeqwb cvpna0mm0t+nahhl08w66 ow shows five identical resistors connected in a combination 0awv 6qp0lb3 cwm60enhm0 ajn86x+t h series and 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 five identical resistqsj (nb 1get02ors connected in a combination series and parallel circuit to a voltage source eg(sbtq1 20jn.
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 thehc-bh,sg kwo8m.f /: m bulbs are identical. Which bulb will be the bcgbk-o,mm fh s:hw/8.rightest?


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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 idea,jrc; eb6v 7kl.l:e gbl ammeter, a switch and three resistors are connected as shown. With the switr .l 6gc:lk;ej ,ebbv7ch 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 sl b/ fgbs,g **det3,8hf bllj6witch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter*6dft*,bel 3gf8/ jlhb bsl g, reads 2.0 amperes.
With the switch open, what must be the voltage supplied by the battery?


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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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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 three resn 4)ha:gg c+lbistors are connected as shown. With the switch open as shown in the diagram the amm lhg4a)b+g: nceter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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