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, 6hgge6+xgt*+)o raswan electric current exists in the metal resistor connected to therg g)x6ae++o6st wh g* 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 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 (mt7 -q+xpjtk rw6omk dt150k in parallel, the_________each resistor +1tmt7p r6koj05km ktdxq( -wis the same.

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 filament wire of a lightbulb cauem6j/sxdb4f vz z2/)qhp1 n f1ses the filament to become white hot, while the larger wires connected to the lid s 1/qfxn16zfz2mheb )/pjv 4ghtbulb 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 are7agxkmfl.w+u j1)48/-m- zus b3tv nepor8k k being replaced with LEDs. LED is the acronym for which onwk1)to p+3-nsfxbez kr 4-m ualj kvu8g/7.m8 e 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 L and cross-secti7k(aqp7u f w/ponal area A. It is to be pla 7 kf/(u7wppaqced 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 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 tu.u6 x6s*o/2ydv 2ob 4 ys;1bvqanm jyhe same material. Wire II has twice the diameter and twic6obx.nb ;41/ ymu2vu 2qyoyd *vsjs 6ae 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 a:1/g o8gvwvth3b,mv but has twice the diameter and half the length of wire X. If wire X has a resistance of R then wire Y woulv,av/ 8mt1g3 ghbw :ovd 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 length L and: a3i4tq*dyn u xny7*h7cstb8 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 this material b8:*h *s43 cbytiqy xun7dtna7ecause 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 wants to make a brighter light f .j8:ods2kpkv4 (vkd bulb. He decides to modify the filament. How should the filament of a lightbulb be modifik.2k( jof:8 vvdd4kpsed 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 are made of the same material. o2/lqk1xj rnnefdzu3. k1g) 7 The length and radie/ 3)nnfok1 17uk.gl z xrj2qdus of each 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)?

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, eachgy2ewhc- 6as k,zzkh)y ;i1(*rtrqo8 of resistance 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 connectedg-z iwec2s(*)kkro, 8;qr6hayyth1z 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 accompanying circuit diagram hau:5dvpb)m; dus internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. Thbuv;u 5dmp:)d e 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 1, 2, d9o3r4hs 4ys 0n7sgx hka4 a4pand 3 - represented as resistors in t0 4 sgoa3 hdsypsn44arx7k9h4he 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 electrixe q e7v66y um8 s3bpe2mm3-gdcal circuit at the right. If the current in all three resistors is equal, which of the following statements must be true? mu p 632qbe768sgemmyv dx 3-e


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 of 5 5r/z16 j tuzprx-)jh.7mji ibidentical light bulbs and 2 flashlight cz5z uhmij1 /-trj)7rp ibx.j6ells. 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 statements is NOT true concerning /xlkphdoo6 . qg+ 56i8p4 vjjqthe simple circuit shown where resistors R1, R2 angj56jd ox+ hl.6pvqqp k/oi4 8d R3 are have equal resistances?


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 connected in series /vf*5 qxj9 msyto a battery. Bulb X is brighter than bulb Y. Assume all circuit elements are ideal. If bulbs X andY are connec/* 9ys5 vxmfqjted in parallel with each other to the same battery, which 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 cyxd(wgd,go v1 :rc6p0oulombs will pass through the identified resistor in 5 seconds once the circu rdp,(wxvy c6g:0o g1dit 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 : 8,vkz21sh/.s lsrti 7ntg wqthe following simple circuit have the same q:r/,nzktt l 27si1.sgw h8sv resistance, 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 c04 ,um*wlzmsx urrent through the 6.0 Ω resistor is 1.0 A. What i40lzu,smm* xw s the 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, and R3 are connected in series to a hkuz:(6-yg/se l +ypmbattery. Suppose R1 carries a current of -k6 hzsp/y+ e l:ygu(m2.0 A, 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 parallel to a batn ndi0 07hvg5ntery.5 0dvg0innnh 7 Suppose 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 120 volts. k2syea4 u)xzlmei ) ror782k. rr o7b3What is the maximum value of the current uosy al4.kx)ek7 7zmr8r2r2r) b i 3ouender 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 rw.zk o+s4j(u opstwtz/284h of a 60 watt lightbulb designed to operate at 120 voltoj+z trk42us/ 4w h 8(wzto.sps?

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 ttabad 5) r)8gq0q4i xwhat is dissipating 36 watts a0t5b)8 wxiqdrqg )a4 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 used to press clothe2bksgdceq5fyiv 61 kd hg-:q8 1snzlp/+xv68s is marked "120 volt, 600 watt.” In nox8vysesc 812vbp 5q h-n k q61g/lz+ k6i:ddfgrmal 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 res(xc m5;gj8jhuj0shzc 3l ,cw-istances could NOT be produced by a circuit containing only j3;l-gc(xwu5c c08sjzh, mj hthree identical 6Ω 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 three 1.0 Ω resistors. Which of the followin bh*e 6oudpk4n0lre 49 ej6el5g equivalent resistances CANNOT be producedd ejrlle5n4b k6ehu4peo 9 60* using all three 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 connec1u kzd m)3fwk0+q,vcz ted together in different configurations. If all three resistors are used in a circuit, how many different values of total resiswfdk,)qz0k3uv 1 m+ zctance 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 conn8( kt8 ,i;xozcwel 7ckected to a battery, a total power P is dissipated in the circuit. How much total power is dissipated in a circuit if(i 7 t ;w,zoxekclc8k8 n identical resistors are connected in series using the same battery? Assume the internal resistance of the battery is zero.

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,;pz v4 7ktwicb5y b.np 4,qu,l are connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the folwc,4.tp5 7lkb, uvbq;yi4p z nlowing 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 is8ssjo 8n0f(eg designed such that it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 kg e ng( jssfo880of 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 thatt+/ :obydfla. is dissipating 36 watts of + ./fyb:tload 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 heg 1xw-ouagu)s5z3c-as n *0(w/feszo ater draws 13 amperes of current when connected to 120 volts. nsz o5-fe)ss w*zx-gau3wg/1(u0ac oIf 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 how much would it cost to kenw)w4 led8iq:x6z gk2ep a 100W lightbulb lit continuously foqng6d l8w :w)i4ze2kxr 1 year at 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 a lightbulb results in a7c3v) 1hhtbl ien28hq power of 24.0 W associated with the bulb. Whichq1tlvenchh)i3 h b287 one of the following choices 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 family of six owns a computer rated atdfw yf,; vz :s/h1dlvg3,yt6a 500 watts in a 120 V circuit. If all computers are plugged into azhyd3 ;vwly dt :a6g,1s ffv,/ single circuit protected by a 20 ampere fuse, what is the 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 to four ro,e 9)rdy *savesistors to form a simple circuit as)o e9y *,drvsa shown to the right.
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 connectec(0u2szx) wi93 sp z(lcq7 bjsd to four resistors to form a simple circuit as shown to c2qp si (0su(93cj )zwx blz7sthe right.
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 ammetek qxj vsi;h308r, a switch and three resistors are connected as shown. With the switch open as shown in th v8kh03 s;qjxie 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 ammeter, a switch and three resistors a)g1djukg8 qox 3of2(x re connected as shown. With the switch open as shown in the diagram the 2 gx(x8dfj3guqk)o 1oammeter 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 andlxzv 6;k ;ve/do3j1 bz three resistors are connected as shown. With the switch open as shown in the diagram the ammetv;z6 beo1jkv3/zd l;xer 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 the tkakv*)wz)3w right, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resiz3 )kwavk )tw*stance, 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 *,f-p: m:o .e6 w x aocnmul8gm+b1zcxresistance of the circuit shown to the right with resistance.mm 8:nwc+l z- g:uempx*,co1 ab 6xfos $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 shonkap-d771z4he5 2p tysd2 xbxws five identical resistors connected in a combination series and parallel circuit to a volt2de4h7b kpa-y2pdnts75x xz 1age 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 resistor ;8nbf q:swq21-v zu*zyejg3rs connected in a combination series and parallel circuit to a voltage rg;wbnfz38 u2e 1jzyq*-:vqssource.
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 identical.b x vjwp o+) *wo.l.es0uln-fga7dm9- Which bulb will be the brighpwml)*xe9 .b wf0 .sd-+ ngja vuo-l7otest?


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 r;qyrf7sk27yh dy5b( b uamp55 esistors are connected as shown. With the switch open as shown d7pyh5fq5y2;75 bysb(ak m ruin 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 ammeter, aaf/x 4e r1/g2det 3ldx switch and three resistors are connected as shown. With the switch operflax2d /ed3g4e tx1/n 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
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+oq yoa 2iq 6yd6)6j/ bagc,listors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 ampedbyj/aoog iy+a, 266qln)6c qres.
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, 2025-11-30 00:17 , Processed in 0.310411 second(s), 121 queries , Redis On.