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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,q8,3f9j 6lrcd z l5cja an electric current exists in the metal resistor connected to the battery. Which one of the followindcaj jqf85z3l69 rc ,lg choices 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 resistors are connected in paralo1buegddmu 5 jt(;n+n n sm39fsha73 .lel, the_________each resisth;7+dn5mn1uo9 mu3(sa f.g jsdb3e tnor is the 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 lonzbbc f2 t:1:0(j7g(3mnwz.kps x ghightbulb causes the filament to become white hot, while the larger wires connecteg:gb 7k nhw (320c.jpt 1xo mbfs(z:znd 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 house+eurz8ia2 uc2 -ok4kr 8ob4s t4 koelda(ke+/hold lights are being replaced with LEDs. LED is the acronym for which one of the following c lszdo2 8r4k4rkuk(++ebu/- 8 iea2ok4etcoahoices?

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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 leng3lcmslv2y urv1 *k-p 7th 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 cylindrical p 7v12svu*mlkryc3l- 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 ar0 qo/ 0*bpnopge made of the same material. Wire II has twice the diameter and twice the length of I. / oo0 b0npgpq* 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 samzzt obdt*7fy (o,6ihy f+h;u (e material but has twice the diameter and half the length of wire X. If wire X has a resistance ouh 7oot;f hb d*((ftz,i+6yyzf 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 has length L and radius r. Th1lf,t rkf9 e+j+d r zn/; (/w8/qjbgo.jhuzwris piece of material is then drawn so that it is a cylinder with new length 2L. What happens to q,jd bhrl jk/roe+r8(/fg;+/jzw9fuw1t .znthe 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 n 1o nvpld m 1lr9j j:,ollf8,*:r7ahhdecides to modify the filament. How should the filament of a lightbulb be modifie: hlnaf, d8rh, lrvl:*7 n1joj1ml9 pod 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 cylindrial6ak5:i7cuk+te 9z y cal resistors are made of the same material. The length and radius of each resistorzau y+t6ca el7k5k9i : 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 rest,z/q q0akkj0 istance 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.” W0t,0q/zkk qja hat 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 dian ah0;im5c4 ypsua+a/69u fs ygram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmeter readinm cu49y5y;/su aia60h+apsf ng 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 thr26drtokznn15ji9 v,tee bulbs 1, 2, and 3 - represented as resistors in the diagra1zjr ni52onv9k,6 t dtm
- 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 electricabwo/vtv* wpvivf+n0dm q6n +tjv):. /l circuit at the right. If the current in all three resistors isw*mpbvit //+6jnwv+.v q d: )t0nvfvo 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 coq -nm vzi/6 fwy8c0p(xzdi8y-mposed of 5 identical light bulbs and 2 flashlight cells. Which bulf 6i0y/-cvimz8- dyqz xnpw8(b (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 followi2 ai3b+cjk+a vrqa)i2ng statements is NOT true concerning the simple circuit shown w2jkqia)2 +ba3arv +cihere resistors R1, 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 lightbulb8s(* k2wu vx,brjf e;+vdo)*eve veg/ s X andY are connected in series to a battery. Bulb X is brighter than bulb Y. Assume(d)eu,8*gk2 fbe ew;xv vv+*e/jrovs 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 thezv,r.k*8p u.rzi 6i mw identified resistor in 5 seconds once the uz,*.8vzir ikr .p6mwcircuit 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 followinxxp 8 4r6 loj4w(6zb8moube3ag simple circuit have the same resistance, which would dissipatexa8 (oobpb8jxlwm4 rz34 6 6eu 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 current through/c:mbe*a1 0 ;l r kt+a)nckr+ +kqjulj-6dxie the 6.0 Ω resistor is 1.0 A. What is the power supply voltka/rc)lr xe* qke ;j1udn++m0la6-:jbitk c+ age 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 R12 d;nc9g/subs, 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 t bucn9gss2d;/ he 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 parallel toh7qovv6xzp137 ,wswl*n c roj/( 3jrn a battery. Suppose R1 has 2V across it,o1p*6vo77n,j zrn3 s3/hwclrqjvw ( x R2 = 4Ω, and R3 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 1200 watts and 120 voltgknc*fam 3, )us. What is the maximum v,mu 3)c nkf*gaalue 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 w ctm2lnsdd x3dy t7w:*u:+ita 4 *wi-lightbulb designed to operate at 120 voltmc dst in:uy*+wi x4l7dwtt: w23d-a *s?

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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 througue 2x86tdke ;xh a 4 ohm resistor that is dissipating 36 watt2k;deex8t xu6s 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 pree1g7rz 0zimpal2 )a:kss clothes is marked "120 volt, 600 watt.” In normal use, the current :1km27la0) ezrpza gi 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 f (ro x6nxe8mt9ollowing resistances could NOT be produced by a circuit containing only (o9t 6n 8mrexxthree 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 resis8hb gaj/2o4 r5a2q+sdoa h,zx tors. Which of the following equivalent resistances CANNOT be produced using all three oj8h+ sb ah4a,g2za 2dx/qo5r 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 together in diffew,z p6vn el jwa2.q5f(rent configurations. If5z(2pw a ql,f.v6ej wn all three resistors 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 is connected to a battery, a total p av0hgp h4kp5 d5ia1h:ower P is dissipated in the circuit. How much total power is dissipated in a circuit if n identical resistors are connected in se05hha dgppvh451k :airies 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 resis2g2fyp e( fdmvk;lz2 aewq0 45tance R1 and R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statements abougv0e2e52qp4 aw lz;df fk m2y(t 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 resistanpxgb s2, 8ira(ce of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 kg of b( pras8ix2 g,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 ohz1 ahggyhwi/qnbr w26f9.)181a rkczm resistor that is dissipating 36 watts of pr8h2g6qaz9a)zcw 1n .ryfg1iw b1k/h ower?

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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 hea3jdrmdb :9ij wm :u*:uter draws 13 amperes of current when connected to 120 voltsuwd3u:jir m* : :dm9bj. If the 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 a 100W qzo yn2gg )p0y0zf b*-lightbulb lit continuously for 1 year at a rate of -gzgy2*yozb) qf 0pn0$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 curvxhha, a3+re)zx h2akf; 5p. xejg06jrent of 4.00 A through a lightbulb results in a power of 24.0 W associated with the bulb. Which one of the following ;avh ,hp6aee53x2)r+z jkh jxa 0xf.gchoices 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 i8w:yy0 v.*i xhmp q8bln 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 at the sametimep w 8y*x08hmy blqvi.:?

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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 wn +yes+ncygta;*1c-form a simple circuit as shown to the rig*w -cgst+c yne;+y 1naht.
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 uc* hex49v6r r5c2viya simple circuit as shoh56c rv*9ixv u4ecr2ywn 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 tuvd m(a+/p4 51wpgnverdm)/ ammeter, a switch and three resistors are connected as shown. Witg1 m5 r/v+t)wpumdvadpe (n4/h 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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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 are c 71 fdaa/ge g+3 y)nb,hilcke,onnected as shown. With the switch open as shown in the diagram the ammeter yk g,)aig d /el+ e1n3bh,fa7creads 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 switch and three r.ik5t ,nbr; lsesistors are connected as shown. With the swls .kb,5 ;tnriitch 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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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 ,xqutbhrq1 (b .d .prfpc.d )1the equivalent resistance? Assume that all wires are ideal, fbtp dc1 .x)., .rpuq 1rd(qhbthe 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 thejkgkc*yx g90+/ h)zs mb/;ut e right with resisjuzkm e0 )sb y/ gxt/9kch+;*gtances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 gp(ygh. a6d7 cq30wyy identical resistors connected in a combination series and parallel circuit to a voltage so 0d6( 3py a7gw.ycqgyhurce.
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 shd a+ w+;8g vm:qbjtn4bows five identical resistors connected in a combination series and parallel circuit tgqw+ b n4j8 t+avd:b;mo 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 onksis 6 a/)h(j3wgr60oyf(q yf the bulbs are identical. Which bulb wyj q0a6wrns h)/fg6(oy (is3 kill 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 ammeter, a switch and three resish.0*o6qakw 7*x pnsa stors are connectedpo k aan6*h.s7w0qx s* as shown. 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?


参考答案:    
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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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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.22: An ideal battery, an ideal ammete(vbz 2 gxmrts5q)p:)q w)r nz,t .*llmr, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2 z)grt xzt)blr*w()q:mqmpvlsn, 5. 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 smuz+ v. 33.i) b(vk mwnkavq:d(c3aaf witch and three resistors are connected as shown. With the switch open as shown in the diagi.vf:(a3z wd3qm kmv.) 3nak( +ucbavram the ammeter reads 2.0 amperes.
When the switch is closed, what would be the current in the circuit?


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    总分:50分 及格:30分 时间:不限时
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