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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,mxr7khgor*mr8p-7r ; an electric current exists in the metal resistor connected to the battery. Which one of the following choices best describes the direction o87 rmrmhxr7- or g;p*kf 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 connected3o1wdj):lq/ 5 ht pnul in parallel, the_________each resistor :lp/3 5 lud qhwnj1t)ois 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 lightbulb cax x:ls;9rmi5g/kzj 9auses the filament to become white hx/j:ix 5mra;9lzgs k9ot, 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 householpr7(e(to/fh .s u fm3fd lights are being replaced with LEDs. LED is the acronym for which one 7fus/o3 tfpe(rf hm.(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 length L and cross-sem((p 5ojr.fj4b ql0y ectional 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 rpor b 0j4y efl5q.(j(matio 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 twice th4g::ifg8vq l be diameter and twice the length of I. If I has resistance R, II ha :l:gb4i vqgf8s 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 4rczx0wf18 tqq tdxzave4t8 u5-2x8 ddiameter and half the length of wire X. If wire X has a resistance of R then wire vzd zcfx84x81t 0t4wxu5q2dqe-at 8r 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 lv 7rk9 fb8an(dength 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 of trka( fnd98 v7bhis 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 4e qwx-fo 28x+nv; e57o bdakwto make a brighter light bulb. He decides to modify the filament. How should the filament of a li5bnaeow+7 -84dxfoxwv ;ek2qghtbulb 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 afj7 (q*dou (4*mbq;;* lsswdtbv7 ur gnd radius of each resistor is: dv(uw7u s q l;f(br*tdjoqmg; *7s4*b
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 conn e4nbq4bmflius2ry;99a-9an ected 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. Thisb99qn b-iun44;2ya ea 9smlf r 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 circuit diagram has internal resg14v rl /qrj* m( 9wt3)*jhh8yhbkfoh istance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmeter reading is most nearlmjo) 3 lf*( h*vrb jh1k/whr4yh9 qtg8y:


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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 tz1z nbx -j nl8. 8flnm;6h)zw 6di3zjqo the right. The three bulbs 1, 2, and 3 - represented as rel;8 hj-ndj3 .) 8 wbiqx1z6mzzn6zlnf sistors 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 the cu0 usnfzxv./ i(rrent in all three resistors is equal, which xi nz.v0/fus( 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 composed of 5 ifm6u6 uyi7s2ch7a( w edentical light bulbs and 2 flashlight cells. Which bulb (or bu 26ue uwsci(77yf6hma lbs)
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 statement p 4jeq5jo(wd(s is NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are qed(45pwjo j(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 conneckqre(kxoq9u6+ -( :h dsuwz9ited 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 q (zuxk+d o-i:e9 qsk6wr9( huthe 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 tr 9dvax6bms1g :f),uo he identified resistor in 5 se9bx msu:ag1 )vdrof6,conds 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 resistors in the following simple circuit have thed6es ij+d17jvro -*abbhp6 9jn6 nvw c;ime ;1 same resistance, which would dissip 7nia6 v9r;j+d1-1nb ojw e id66hcsebp*;jmv ate 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 dij k.u.8hdxrmvtksoj o ):1zi7 g:bq 6*agram, the current through the 6.0 Ω resistor is 1ri:)zj xm7kdvb*h to .sko8 6:1uqjg..0 A. 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 rs lyawqr:m4lb/,a(;b3 xc6gseries to a battery. Suppose R1 carries a current of 2.0 A, R2 has3wlxy(g /,;aclrqm6 :4 bbas r 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, R2bc4ul**g2-hc m fkxi;d,ib w * andR3 are connected in parallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. Wh;cbm-i* 2*udhbf4* gk,l x iwcat 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 voltclmd3(jl v+- ya/txn4*cj0 ers. What is the maximum value-0t(l *cerjnl +d3 jy v4/cmxa 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 lightbu vfwev *nr+l/9lb designed to operate at 120 volt/vwlrne *9 v+fs?

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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 thro)/z3c qbfuz-i 507 . dou rxlh-xv)xkjugh a 4 ohm resistor that is dissipating 36 watts of powez jvq 7hxx-rl )zbi3/) 5uofdu.-xc0kr?

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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 volthajf+ ov yki3r*2-9: l501eiez ldmez, 600 watt.” In normal use, the current i53r-zov j:dle+ha9l*20y mzfe1e ik 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 could NOT q5pfm x60l ceu8m/o )t.pwi8dbe produced by a circuit containing only three identical 6wf/0 )8qe mdtu.xc5lp8im p6 oΩ 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 equirum:ew g7r a)/valent resistances CANNOT be produced ug ar)/m7 e:uwrsing 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 zicpu:j *z;* (hnsp(a values can be connected together in different configupz;*( u jaznih(c*ps :rations. If 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 batteuucfv;t5n-z ,h . .edory, a total power P is dissipated in the circuit. How much totalnhdou t-ue 5;vcz, .f. power is dissipated in 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 resis2571s avr dj82bvhi kutors, having resistance R1 and R2, are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following statements about the resistances is corsuh k87r2avj2vbd51 irect?

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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 re5l)djhd yl yoys46 , gf2f.2pwsistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to dhs2wfoyj)6y f2, gld.y45lpwarm 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 fqxhtgeq o29a(t3g bx(kkp* y4q8- bjp1w/6i ylows through a 4 ohm resistor that is dissipating 36 watts ofk9 q 8-x1tkg6b2ibjoa*(/3ywp xgqt(qypeh 4 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 h5aa(k;b 7gkq tphwfcig69n ( 1eater draws 13 amperes of current when connected to 120 volts. Ift1iqk; (f5 g6g9a7hap(bkcwn 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 qfit .oq*1sf gkg1zp02 sw m.5how much would it cost to keep a 100W lightbulb lit continuously for 1 year at a rate 1piqwfggssk*f. 2m z1 5q o.0tof $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 2)j+q :/i ab6yr8 vymkz4.0 W a+byk j6m)irz8y:qva/ssociated 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 rated at5jgbq (9pu fx8 2mxigdy;rq q/j.)(le 500 watts in 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 sametime?/g5p)2d(qmxy (u bixrlfg; j q e.98jq

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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 circuj+klhlk8 q/)*ah zgq;it as shown to the right g*q+)z ;k8/jlalhqhk.
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 simple circuit hlxyro/h cpwj5)( 6 nxfg1n:*as shown to the rigrw jnn/ :(op*g1xlchy hf)x 56ht.
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; w2 wrhy1 h6z0h1la ufri,mv/ ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the di;f101 ,yrra6h/2uwhwlh zv miagram 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 a .)cunw5gbh1zmmeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 ac 5bhg1uz)w .nmperes.
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 resistorsmzr()glfq983 i nh*tjavx-9h are connected as shown. With the switch open as shown in the diag8iqfjn 9hxtmv9)(-rl *ah g 3zram 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 t.q/8nic q8b3z(z i7l0h sfmey he equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have szql ( yq/0m.3 7czfibenh8i8 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 tomtghqn 2*+h5c the right with resistan*h2 ntc+5ghq mces $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 resistors conhjgt197rdh78+ eaallvag 1 v, nected in a combination series and parallel circuit to j11ha hd7atlgra7 e9,+v gvl8a 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 in c ucd3+r 3lch,a combination series and parallel circuit to a voltagec, dl33+r chuc 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 ar eyqff );z13tze identical. Which buly qtfz;ef)31z b will 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 ammbbjpm-p0 1ww(eter, a switch and three resistors are connected as shown. With the swipp 1w- 0(bbwmjtch 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 a;kwdrqs/ ) 9(w whpy5tmmeter, a switch and three resistors are connected as shown. With thtk y)qrh5w pdw ;/s(w9e 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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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 resisto jct.pwh7 -)xm4xege+rs are connected as shown. With the switch optjm -.47wx)+cg e ehxpen 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
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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