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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, an epdh i0ac0l* n*a1c6(zce lqg1lectric current exists in the metal resistor connected to the battery. Which one of the following choices best describes (6*ahiza 10ncc01qlcld e*pg 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 aw v,0i ;quz8yx/eqpl 3re connected in parallel, the_________each resistor is the sl8q;wxezv0qy/i,u p 3ame.

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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 throuk jl2jc* pth4 o-t9zt(gh the thin filament wire of a lightbulb causes the filament to become white hot, while the larger wires connected to the lip(2tj lh*koj c- z9t4tghtbulb 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 household lig u+wj5f0 ot t)kvn45np;1qjx1q;n dtshts are being replaced with LEDs. LED is the acronym nt n)td 4v;xpqo11t;5wn j+f5skjqu0for which one 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-sectional area A. kydt+f:m8t4 i3ob- )hbzrd, mIt is to be placed into a circuit, but it first must be cutt m-hf,bdo:)3m tki+yd 8bz 4r 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?

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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 materials:vov/inyr*6y 5can)1d uh 5s. Wire II has twice the diameter and twice the length of I. If I has resistance R, II has reyv/i1* u5r6ysnhd5o:va )csn sistance

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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 ayun ,f0l5 pd, ;sfa(rvnd half the length of wire X. If wire X has a resistance of R then wire Y would have 0 ,y(fd pfnsla, ;5vrua 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 hasjqx c7n zq*+/wqwui g rhx9,16 length 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 this material becac9xn, *uri7 q6zxjqwg /hqw1+use 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 maker ,.**iu2 fk3 bjrugyp a brighter light bulb. He decides to mo*fpr,.3u*r i ykbj 2ugdify the filament. How should the filament of a lightbulb 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 yx+j2 mprv, u/0mzv96.ks n+k0 ausai of the same material. The length and radius of each resistor is:0ai +km r,py./ kss9 nmv60ju+2zuaxv
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 connected to a battery i.g z*8stmddytvg(y:e ;h f1*kh1f /sun the following way: “Two resistors are conn*f/eth1uv 1ty *s.fm8(ggsddh :;yzkected 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.” 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 internvrtd8h g1t :d4i;k.*i3jdrb gal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmet3jit gd:hdd8r vr; 1*i4gbt. ker 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 compound circuit shown to the right. The oeb25./tlp7 zc/jd;dddyro .three bulbs 1, 2, and 3 - represen;do2d bpy.c5tz/l de.d/jr7oted 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.


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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 elesc vvk4f r*t0sud08 y4ctrical circuit at the right. If the current in all threetyc0 8vrvdu s *k4fs04 resistors 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 p 1 li5 )j.u/wgbqc2j9oy a(ezright represents a simple electric circuit composed of 5 identical light bua2ouwy1j.(epiqj 5zlb) /g c9 lbs and 2 flashlight cells. Which bulb (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 NO eb gkdsd(n0du6u3v8fnd4,6 mT true concerning the simple circuit shown where resistors R1,d,3b6u0sdd n4 v 8(k egm6fudn 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 lightbulbs X andY are connected in series to a batw ecb 4+c /hbq3gs24j mt13wfdtery. 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 best represents what1 wbfc43 / dcmq4w3+jt2sgebh 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 resistorpq 1pkv,qs y5 4l.9lco in 5 seconds once the circuit was clo4, lys oq 1cpqpk.v9l5sed?


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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 c,er5x. vd9ugrxhh)l0 ircuit have the same resistance, which would dissipate the greatest power.5r0x)ru9v egd, lxhh?


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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 d2x4j4p -eis vbiagram, the current through the 6.0 Ω resistor is 1.0 A. What is the powex-pj4ib 2vs e4r 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 Rpzhdwg(+,tb b61r;- ult(6d snpzbz )1, R2, and R3 are connected in series to a battery. Suppose R1 carries a current of 2.0 A, R2 has a r, d zbtt1 -6()z;( dlhpu p+bs6bgzrnwesistance 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, R2 andR3 are conn st0u0qb 4z hkjjx.) 4uld+ud0ected in parallel to a battery. S +hblxu 4j4.zk00udq0 td)uj suppose R1 has 2V across it, 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 vohhsk.c0g g0 7tlts. What is the maximum value of thesgk g0 c07h.th 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 dnz ba 3)7e,6tkzzi h0mesigned to operate at 120 vi7akmhbn30 z,tze6)z olts?

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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 c)3 :-8g(dionm3bglj iwlj)cohm resistor that is dissipating 36 watts of pob)wjj lc (d3 :3m)cgili8 o-ngwer?

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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 ish v+n pc:ss;(u marked "120 volt, 600 watt.” In normal cn:u +sphv;s( use, the current 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 be produced by a cif 8wsi:ij+ lg0rcuit containing only three identical 6Ω res+0si w8f:igj listors?

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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 follo2 lnzfm8 -qzrd as+h3)wing equivalent resistances CANNOT be produced using 3dn s)+mzrqa-l8h2fz 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 d 8qp2vybz0)iit)ej o7ifferent values can be connected together in different configurations. If all three resistors are used in a cir) 8ejyz2t7v 0)ibpqoi cuit, 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 poxyjl 6sg9:w 5nwer 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 iwy5jxgs6n :9ls 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 paral7,ryu me hm /3a:m;wkrlel, the equivalent resistance m aer/h3,:rukmy7w;m of the combination is 5Ω . Which of the 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 designed such that it has a resistance of 12Ω 5rpfzdsm 8k,j l uk5+ku0 *t.t6qm* vs when operating at 120 volts. What is the minimum amount of time that it would take to warm 0uksp*mkr6km*dzf0t lq 5u 5. s+ ,tv8j.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 flo44 pm(nrmsva4o + n-vtws through a 4 ohm resistor that is dissipating 36 watts of p+(4p 4n vmnoa-v4 mstrower?

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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 ws4/lse y)2ltum(q- hj hen connected to 120 volts. If the price of elecl-smheult2 4 (s/yj)qtricity 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 hxu2x,x,b 7 7 ymob6orqji:n6mow much would it cost to keep a 100W lightbulb lit continuously for 1 year ux6mnoo,qb7,x7j rx y bm :i62at 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 resultphi )w xgsjap);s(uj:,hphd0w + ku0 (s in a power of 24.0 W associated0:whhu +sja )g(0p;,i u)k(hp wjpxds 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 comput/34(rarnpx:ikw4v m qkf vr7q c:*e2uer 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 4c vv2ir43 r*nqqk r 7fuk/e(pw :max:be operating at 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-dgkf,jw-w8pxe1-js(wfw j 6 four resistors to form a simple circuit as shown to the -kw6p e d--8w, xfs1fjwjwgj(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 batter0lx *bv 6shd k)fh */4hj j+lcbvrpf26y is connected to four resistors to form a simple circuit as shown to the right. hvrpld*f*0ljs bcvh2 x6 4+jh/)kf6b
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 ammeter, a switch anys6h(fbl0vu 5 u un3o,d three resistors are connected as shown. With the switch open as shown in the dil(bn, 0suuyo6 5 hvfu3agram 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 resis2xc,4sidkof, - bh 3wll5nytsu8b., xtors are connected as shown. With the switch open as shown in the diagram the ammeter rea s ,x.3,-cikwdf to 5x huyl4nbb8s2,lds 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 if ;lewi9-y: pjdeal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.fi: lj ye-;9pw0 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 circui 2j9h m4g 1ns,rv ovgcu(cx24r7tz3bl t shown to the right, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all thg u v2rxr (1 4n4lm3j7vobcs2tcgh9z,ree 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 shofqf*qknq *9h 24tkof;e: uf2xd ):ndiwn to the right with resista if2q4nh fd:uq2:9xk*otf f*d kqen );nces $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 connected in a cu/ 3s.np em6e6av 1wuzombination series and parallel circuit to a voltagsp.ue vw /31aunm ze66e 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 a combinatin 3:qp c0vpz 6iml 1a7y g5lix*z1ohg;on series and parallel circuit to a*apox75 y mnl1pi3ig l016vhgzc :;z q 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 tgs(v0ns9j 6+o ql ec6 qv4m-cof the bulbs are identical. Which bulb will b4cm 9qej tqvocn6g sl6+ -0sv(e 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 battismukn x4*.a n3os6( d44m(t4qpqmnq ery, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagrmumt xq kd n3n4.qms(*psn(i44 4qoa6am 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 iw8x+b5n z4c8: lt9ocxo fax :tdeal ammeter, a switch and three resistors are connected as shown. Wit5cocxxt x:z8 +84l:a fn otwb9h 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 ammeter, ab8)rlj i *nkv itbo -s6eya:-35qdi4b switch and three resistors are connected as shown. With the switch open as shown in the diagras i5b:ka6v8oqie 3*j niy-t- 4bl bd)rm 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
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