题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp,上传完成后会在上方生成预览,用鼠标连续双击缩略图,或拖动缩略图,该图片就被绑定至本题,显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片,绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


习题练习:.Resistor.

 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

标记此题
1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.09: In the circuit shown,31/a)wee5bhs aknz5u an electric current exists in the metal resistor connected to the battery. Which one of the following choices best describes the direction of ele1 b wes)35aza/hk nue5ctron flow through the resistor and the direction of the electric field through the interior of the resistor?


参考答案:    

标记此题
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_______ (i/ 0ydhz6afv__each resistor is the same./( z6 diafyh0v

参考答案:    

标记此题
3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.33: A current through the thin filamez* oos6 2l7bzykn.7kbnt wire of a lightbulb causes the filament to become white hot, while the larger wires conne.2b6klozs* zno7k yb7cted to the lightbulb remain much cooler. This happens because

参考答案:    

标记此题
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 replaca(oqhss-y :kh.x.s gvg1(-mi ed with LEDs. LED is the acronym for wh-1 .ys-s:gaviqx(m(g kho.h s ich one of the following choices?

参考答案:    

标记此题
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 1rhz.8 4d*9iebqiaw 5j8 uk xcsk7i1vg 5ln +cL and cross-sectional area A. It is to be placed into 1neicsu .*j vhr 5kbklwgc+id5 8iazx1q 8974a 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 resistor?

参考答案:    

标记此题
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 then g)d83h4a zg4rs0c om same material. Wire II has twice the diameter and twiro340c8hg dam)zg4 n sce the length of I. If I has resistance R, II has resistance

参考答案:    

标记此题
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 diamff ru uv;dd( 8ia* m5pt.q60rmeter and half the length mrd dt 0urqa*fm.p85vu i(f ;6of wire X. If wire X has a resistance of R then wire Y would have a resistance of

参考答案:    

标记此题
8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.23: A cylindrical resistor has lengfk2ris)yx4yu :f i7: sth L and radius r. This piece of material is then drawn so that it is a cylinder with new length 2L. What happeu :4kyfi7xf :2 )ssyrins to the resistance of this material because of this process?

参考答案:    

标记此题
9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  07.27: A junior Thomas Edison way 4je2w+xjn7 *xwka x-nts to make a brighter light bulb. He decides to modify the filament. How should th*w2wjax k+e-n7jxxy4 e filament of a lightbulb be modified in order to make the lightbulb produce more light at a given voltage?


参考答案:    

标记此题
10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.07: Three cylindrical resistors aro4fc.gvui f--(m w sk;6x 2 ttpv:l.ove made of the same material. The length and radius of each omcsg ftv v-6 2f.tpxuo i.(k:;-4l vwresistor 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)?

参考答案:    

标记此题
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 bj*bo5i z.pfsn2 g+zpw93u+i z*ob7 da battery in the following way: “Two resistors are connected in series. This combination of two resistors is connected in parallel to duz3*i j.izow *p7+z g2bbf+ n9bs op5a 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?

参考答案:    

标记此题
12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.35: The voltmeter in the accomp,g8iuo lsip, 0l)4:),yw ew9bdvz i5ge vm 8goanying circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 g8:)vi)udi epio9y5 emb,lv ws0w ,4logg8 ,zmA. The voltmeter reading is most nearly:


参考答案:    

标记此题
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 three bulbs xwlby. xfaj5 cw.8j4 u66dz :r1, 2, and 3 .jw4l6. w:6 b5ju8xz xcrayfd - 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.


参考答案:    

标记此题
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/flwdn-9iq ;t9:jn rcwjwd93fl / 7vz the right. If the current in all three resistors is equal, whi nlfj /9rvwwzf;j:/c9nt- dli9 d37qwch of the following statements must be true?


参考答案:    

标记此题
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 0kl22s zf/; k5sp pzs,0-lvcy*h b fllof 5 identical ligh*sy2f 0pz0z;2h5cs pllkvl f/bs -,lkt bulbs and 2 flashlight cells. Which bulb (or bulbs)
would you expect to be the brightest?


参考答案:    

标记此题
16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.03: Which of the following stat,-, mj/s*krjczej5hcd .(dlm ements is NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are have equal resistancekc/ 5 mj (*j .ezcj-,lr,dhsmds?


参考答案:    

标记此题
17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.29: Two lightbulbs X andY are con- :z jvg;asin-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, whichgz ia-:sj-n; v one of the following choices best represents what is observed?


参考答案:    

标记此题
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 d0 nje v8nv82k the identified resistor in 5 secondnkv88nv 20 jeds once the circuit was closed?


参考答案:    

标记此题
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 foll-qc lg1)m5x .5huu xdkowing simple circuit have the same resistan.m5kldxhcgx) - 1uu5 qce, which would dissipate the greatest power?


参考答案:    

标记此题
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 throh b9yu5-gdqq+rc7jo: ugh the 6.0 Ω resistor is 1.0 A. What is the9ruhqq5:7 - jo+c gdyb power supply voltage V?


参考答案:    

标记此题
21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  97.27: Three resistors R1, R2, anb8 zs1id j::byu2suk-d R3 are connected in series to a battery. Suppose R1 carries a current of 2.0 us1zs dib8yk- 2::b juA, R2 has a resistance of 3.0Ω, and R3 dissipates 6.0 W of power. What is the voltage across R3?

参考答案:    

标记此题
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 paralle;xm ma4l:q ee5l to a battery. Supposq a5eml:xem4 ;e R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the current in R3?

参考答案:    

标记此题
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 1x)lq5+g:rou;i; c j xv20 volts. What is the maximum value of the ;:r qx)x ;5ig+jvouclcurrent under these conditions?

参考答案:    

标记此题
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 su9 gjfq2 x3 s30zwqggy,.z2zdesigned to operate at 120 volts,fsg2z0 j 29y3 qzsq3x.gzwgu?

参考答案:    

标记此题
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 whbh3mgry++736 watt3ybwrh h+gm+7 s of power?

参考答案:    

标记此题
26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.21: A household iron u w ee4bpj) 4ubv*+of6xsed to press clothes is marked "120 volt, 600 watt.” In ojpeu )b6+e*bw4 4xv fnormal use, the current in it is

参考答案:    

标记此题
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 prod :yxdgrc75h57* xvfw xuced by a circuit containing only three identical 6dwxcx v5 fh57*g x:7ryΩ resistors?

参考答案:    

标记此题
28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  94.37: You are given th 5x +xxrfx)av,m tf/sgb.-39 sf kec6/w9ryxfree 1.0 Ω resistors. Which of the following equivalent resistances CANNOT be produced using all th xf/ .xkx e-s3fwf/fb9ry taxs9mg, )r6c+xv5ree resistors?

参考答案:    

标记此题
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 connecte(qea/0()2ty rz jo intd together in different configurations. If all three qtn2)j ya/t0 i( re(ozresistors are used in a circuit, how many different values of total resistance can be produced?

参考答案:    

标记此题
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 toe1ld d 7c 1u**/fijwgoj u0ma3 a battery, a total power P is dissipated in the circuit. How much total 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 zer/*mji1 7 ujfogddlwua03e 1c*o.

参考答案:    

标记此题
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, arey7 ee 8ixf1wa/+iu:ak connected in parallel, th y1ua+afwx:kie /78eie equivalent resistance of the combination is 5Ω . Which of the following statements about the resistances is correct?

参考答案:    

标记此题
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 resistance of e41r *z*jzmxzzitm7)gh tt6w( cj/ m(12Ω when operating at 120 volts. What is the minimum amount of time tham*6wzjre )j/zg ttx4 z 1h(mi7t(mc*z t it would take to warm 0.45 kg of water from $15^{\circ}C$ to$85^{\circ}C$?

参考答案:    

标记此题
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 that is dissip fpji0; y9w65 xlbvsbf -:zab nr,w)/vating 36 watt-iv0nf syrw /b5 x:lwpbbz a69;)fjv ,s of power?

参考答案:    

标记此题
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 connected to v5d, io7f5ndjx78bms mnr6 *v120 volts*m v,vndir bfsj x78no7556dm . If the price of electricity is $0.10/kWh, what would be the approximate cost of running the heater for 8 hours?

参考答案:    

标记此题
35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.05 Approximately howh;49 kc5ehfhgt n1rr; much would it cost to keep a 100W lightbulb lit continuously for 1 year 4k ert9;f;ch 1rhhgn5at a rate of $0.10/(kW.hr) ?

参考答案:    

标记此题
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 w;bsv2 4v1lj5t-km 5 *,w pkrv/ phugpa lightbulb results in a power of 24.0 W associated with the bulb. Which one of the following choic*h5 bprwpv2,4 j gl5-spkvvk t1uw;m/es best represents the resistance of the lightbulb?

参考答案:    

标记此题
37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.10: Each member of a familyhyj;g 3zqaw-5 of six owns a 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 thqz-gj5; w3ya he maximum number of the computers can be operating at the sametime?

参考答案:    

标记此题
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+mk/.s;h bqls to four resistors to form a simple circuit as shown to the right. kh /.sms bq;+l
How would the current through the 2 ohm resistor compare to the current through the 4 ohm resistor?


参考答案:    

标记此题
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 re*;sek 3*am opxsistors to form a simple circuit as shown to the right*3k o*a;sepm x.
What would be the potential at point B with respect to point C in the above circuit?


参考答案:    

标记此题
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 three resistors arezb 7j3zpril k+ d39j8r connected as shown. With the switch open as shown in bz7 +r jp3z9ij dr83lkthe 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:    

标记此题
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;h /+um r6 ezef7,cdpqmmeter, a switch and three resistors are connected as shown. With the ;e cerhzmd 7uf+/6 ,pqswitch 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?


参考答案:    

标记此题
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 atjb 6e(p4(x aund three resistors are connected as shown.6b pj4(ea(xtu With the 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?


参考答案:    

标记此题
43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  12.14: For the circuit shown to thec w rpqc5)77gm s33rdl right, what is the equivalent resistance? Assume that all wires are ir5 g7ldwc)mpr33sq 7cdeal, the battery has no internal resistance, and all three resistors have identical resistance R.


参考答案:    

标记此题
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 uzwvhmr1p/l +z3sf0e9yb e ,.the right with resist/h.ylpuw1m9zs e3 fzv 0er+b, ances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ and $R_3= 2.00Ω$ is


参考答案:    

标记此题
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 connected in a comsx( svczy 3 nrlr;(yg vnu.:f)p w7d(;bination series an wz3y( ru)n(;:(svndgx7.clfvy;r psd parallel circuit to a voltage source.
Through which resistor(s) would there be the greatest current?


参考答案:    

标记此题
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 connecte tg-9ztk1 2g,w,pwjerkvcw 67d in a combination sgtjc 7kw,,z1kvwrg ew96p2-teries and parallel circuit to a voltage source.
Which resistor(s) have the greatest rate of energy dissipation?


参考答案:    

标记此题
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 are identizx.nifcn ,4c/cal. Which bulb will ,fxzn n/icc.4 be the brightest?


参考答案:    

标记此题
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 refyyi t)a2afic h;,g1;sistors are connected as shown.i yhffic)at ag2y1;,; 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:    

标记此题
49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  02.22: An ideal battery, an ideal ammeguytxf/g1f2 1rk5 1vlter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram ugl12xy/fk v1g5f1t rthe ammeter reads 2.0 amperes.
With the switch open, what must be the voltage supplied by the battery?


参考答案:    

标记此题
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 h ebftoqbrg/ ;1w 0e)4resistors are connectetoe eq0bghf1rb4/w ;)d as shown. With the 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?


参考答案:    

总分:50分 及格:30分 时间:不限时
未答题: 已答题:0 答错题:
当前第 题,此次习题练习共有 50 道题
本平台(https://tiku.one/)支持练习,作业与考试(自动评分)三种模式,群组成绩统计排序导出,题目动态变量实现同卷千人千题
如果您对本系统感兴趣,想加入我们或者想进行任何形式的合作,请加微信 skysky1258

浏览记录|手机版首页|使用帮助|题库网 (https://tiku.one)

GMT+8, 2025-11-23 12:28 , Processed in 0.349894 second(s), 121 queries , Redis On.