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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 sht0o29:yx1bjwk ;pb o8dssc: k4hxp 6lown, an electric current 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 field through the interior of tbjp9;x :sldkwbx6s0 h cpt8:o1 yk2o4he 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 resfu92j/8c*vo wp hme*distors are connected in parallel, the_________each resistj *c2 /ov89udwh*fpemor 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 filamy g 1gxn+k*qp/ent wire of a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain mucg1qk x /n+pg*yh 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 bein9)jeczjl c j)e2sp 2* it- (q;sngdj/dg replaced with LEDs. LED is the acronym for which )g/dj9t)2scq en;ji d z 2jcp-e( l*sjone 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 graphiteu7r 5 (7 n.gxh6vnwmvt 6 ncobw)5nk/r resistor has length 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 orh k7wtc6x6(n .n gomunw /5v5)n7vrbf 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 the+bm c uq(6z:quhkfo4l +mw( 9z diameter and twice the length of I. If I hzl+zo9u(hb +6fqm(wk q 4 c:muas 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 same material but has twice the diameter and hal wck6m(5j5mpr f the length of wire X. If wire X has a resistance of R then wire Y would r5 jpwc(m k6m5have 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 sbjs74c1b oz+fj ,ony:h81 ijr. This piece of material is then drawn so that it is a cylinder with new length 2L. What happens to the resistance of this material because of thnc1bszo bo y 8jhjij7+s,41f: is 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 t0 wr5sys k1i. uvx.p8a brighter light bulb. He decides to modify the filament. How should the filament of a lightbulb be modified in 0. w5triysx pv.18skuorder 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 cylindrica*oi /- mp( /qpb2e2w p d)zvr70mukqfyl resistors are made of the same material. The length and radius of each resistor is: p-q(u 7 0/w2m*fvbzpiqred/ y pmk2)o
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 ruy d8h.r /a6xtesistance 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 t6yu. 8adxr/t hhree 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 internldu.-m d g1xb(al resistance 10.0 mu(gbx1.dd - lkW 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 uu16w,xw gmq -0ykrhd05x+blcompound circuit shown to the right. The three bulbs 1, 2, and 3 - represented as re5wb ulgy 6xu,qhk +wr-10dm x0sistors 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 thnq + w96irf+mte current in all three t+m 6+iqw 9nrfresistors is 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 composed hp su4( 5ij xetc-kvq *w7(x6wof 5 identical light bulbs and 2 flashlight cells. Which buk4vwe5w6 p hxt*i-(s(7cqj xu lb (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 t gb 8. :bee)xz-duk18nh)* yyxxnmip;he simple circuit shown where resistors R1, R2 and R3 areuyx* n ph xidz8b)1k xgm;-:.bee8)yn 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 condh 5kopbp l-i5f4hz6)nected 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 b)f zh-i64 pbko55lph dest 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 identified resisi3-3se *5/7t fninskt ;mxoy ntor in 5 seconds once the ci 7-inosf m 3nxis;ktytn *3e5/rcuit 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 inj vbz7up;o 3 gbb6ma2-cj5mc6 the following simple circuit have the same resistance, which would d-5mpa2cjo7jb;bcug6 z bmv6 3issipate 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 throughhz uv7/un+a+ moa+u4w lly /c. the 6.0 Ω resistor is 1.0 A. What is the pooa/ uyz+/wl7lvau4m.++u n hc wer 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, an(wk nqb; l-o;/ ipo(mud 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 dissipat(wni /-;k o(bmlop;uqes 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 resistors7cre6)b4 gml2f bj*u g R1, R2 andR3 are connected in parallel to a battery. Suppose R1 has 2V across it, Rgbrue26f)l4g b m7cj*2 = 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 volts. What is the maximum((+k dxkbgz -i valuegz-k(kb xd i+( 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 lightbulb designed to operate at 120 tu)a,a2m3dq()a1hzy8fbf nesp *mf*voltasf),dphm)afz213y bf( 8t* *qu nmaes?

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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 ohm resistor that is dissipating 36n zxjcb.5m.4d watts of 4zdcm b.5jx n.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 cld g,s,yq8 8sh8c 9 khkf 9t2lam)4ouprothes is marked "120 volt, 600 watt.” In normal use, the current in ia fo,sug8dk2ht 9h 49qmy c,kr8p)l 8st 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 r3pc8/mahkyoiy9b v, z (l)co.esistances could NOT be produced by a circuit containing ovkoilym/o8p, 3.cc hy9) a(zbnly three 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 resist oo u, d5aij8ndxxa ,1jjl30r5ors. Which of the following equivalent resistances15 n0ixu,j rx3,ao5 o8jladjd CANNOT be produced 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 can be connectnow.r6t5iet iq+6o r5ed together in different configurations. If all three resistors are used in a circuit, how many different values of total resistance canq tiiw6tro .65r+5neo 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 bat itx/1xj9d3 m vt;ufs,fs 1/uhtery, a total power P is dissipated in the circuit. How much total power is dissipated in a circuit if n identical resistors are connx s3 v;/9ft,jsht1xuf1/u imdected 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 resistance R1 and R2, are connected in ,b t0:v)l/kqjh wzgh cw,ra5y(c 9 e(dparallel, the equivalent resistance of the combination is 5Ω . Which of w0vjkzrq5hh l, y:( cd,t(c/9) awbegthe 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 qhfx 9 jv-xj 9bg0:q(tdesigned such that it has a resistance of 12Ω when operating t9qhgxf bxj9(0vqj:- at 120 volts. What is the minimum amount of time 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 through a 4 ohm resistor 9z-pdm)8 t c :enyw.gd usst6)that is dissipating 36 watts of p.g mdu)9 es6-s dntz):pt8ywcower?

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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 current when connef7k/st4og , gqqo1 v)ody2db 0cted to 120 volts. If the price of7qots0dgkfyov d4)gb ,o/1 q 2 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 costis*gavf1vm zx1. - u8rpbsi44 to keep a 100W lightbulb lit continuously for 1 ye izxgsip-1 bvu.fas 1 v4rm4*8ar 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 1sknae am+,u uc/ -r1sresults in a power of 24.0 W associated withsemr,k/a us-1 a+ 1unc 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 cohfzy*h w yxyi-8l ,e .ayc.)oa+:+vvjmputer 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 the maximum number of the computers can be operating aoye vvy.aaxw.++8yhc-,)hf :i *zjl y t 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 thze yktxwasrh; qa+:h 2(8/ *eo form a simple circuit as shown to t eq(hx/:2zhatr wa+h ;8k*e yshe 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 )o fo,melc- /jez vn:9form a simple circuit as shown to thnej,/om zel9v-)fc o :e 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 batt b8(j;io,fr v,jy r 7o9fpkjq0ery, an ideal ammeter, a switch and three resistors are connected asvi p jojyj b,qkrfor7;(90,f8 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?


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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) ur8g/lrwao1 mmeter, a switch and three resistors are connected as shown. With the switch open as shoaolr 1 w)gu8/rwn 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 idenxfvh;aqt9cu jph/ 5qxolb40s -; 7q/ al ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter uj/sqp5qo/tv70n4;bq h9 lxa;-f hx c 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 tc7- ;nrpqr5 1plg i1z,4yp7s,l x vvtvhe equivalent resistance? Assume that all wires are ideal, the battery has 51 pvp7y,r1v 4sz ;-rltvplxgqc, 7inno 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 right n8-wf5:jojjl uhn lj /m/o z:6with resis-nz5 jm :/u:/hwol8f l6njjjotances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 connei0s) rlpbp; v7cted in a combination series and r0sp) bp; i7vlparallel 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 identic:d1l35 i uw9iu(mz (bocj bec- -eszf ,+mwf(xal resistors connected in a combination series and paral+c--(lm fez dzsow: i1u(m,bx 3wi9uc j5bf (elel 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 arek slh5:) (m2y;wzmwvj identical. Which bulb wi25kzm(yl; jvw h:m)s wll 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 r:k8n+ fx-eraresistors are connected as shown. With the switch open as k-+afrren x:8 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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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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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 switch and three resistf z) *;n:xkex-mv,qle ors are connected as sho efnzm-ke)*q;, x:v lxwn. 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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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.23: An ideal battery, an ideal ammetm-8:i,0 md: x-qjqka3ge uifrer, a switch and three resistors are connected as shown. With the r qegfq0mu :3i,adm:-i8xkj- switch 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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    总分:50分 及格:30分 时间:不限时
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