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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 electric(qxcf)p)fu( h9jk+s 7aref tdu- h/n4 current exists in the metal resistor conne ap-hcj(e 79) s(/tfu k+qndrf)fh4xucted 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 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 connected in parallel, the_________each rw6qn7b.a dk1c esistor is the 6 wc1qb.nka7d 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 a5q(g4xbw9gu/e ubo1h lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much cooler. This happens begq(wx b/94bg hu5eo 1ucause

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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 being replaced0 1rr 4zeck:jt with LEDs. LED is the acronym for which one of the 4cektj1zr:r0 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-secvdp ft(x7sc.2lt6/jy tional area A. It is to be placed into a circuit, but it first must be cut indj627lfv( yx/ .tp cst 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 material. 0 / s9ixpohdh4Wire II has twice the diameter and twic4/o0hs h dpx9ie the length of I. If I has 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 diampj3cwim, ,ei+2ymez- kd, )dleter and half the+,iejdw, )dy mpmc k3-zi,l e2 length of wire X. If wire X has a resistance of R then wire 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 length L and radius r. (q.)hdd a/c4d jjr m +ubio-k7This piece of material is then drawn so that it is a cylinder with new length 2L. What happens to the resistance of mhqkra .jc)+ 4bj/7 -iodd(udthis 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 to make a brighter light bulb. He decidesbyyr, nzhkf 5fjo-18; to modify the filament. How should the filament of a lightbulb be modified in order to make the lightbulb produce;5j1yrkboyn8 , -zhf f 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 lenr,no(xzo+wgb ;3faf. gth and radius of each resistor b ffar;x, g(.+owzno3is:
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 750u 3ql +gxsxyz/bxiefi:s: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 connected in0s gbiq+ lxxfix57:/ue3:yzs 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 accompany8j/oe .u4-pef kl l5jying circuit diagram has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The voltmeter reading .8p/4flj5je u-elok yis 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 three bulbs 1, ,z(o 4* hftn yxan(+go2, and 3 - represented as resistors in the diag ho( f*gn4txnz,+aoy( ram
- 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 msk+ 8+xj*yrj)e6 mx mthe current in all three resistors is equal, which of the followi xe*mjm)y++6 s8rxmkj ng 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 composelb*s 7wzg,yj:23gvy gck ox+x 6rq (4fd of 5 identical light 2z36fcr7q :wj+lg,vxyg (b4g kyox*s bulbs 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 statement:azz-abk yacj p8uov 9-).pw0s is NOT true concerning the simple circuit shown where resistors R1, R2 and R3 are have equal resistu).yz9b-w kp c:ap8 o0 za-avjances?


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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 se;ey hr)wx/ fl3adj z5fzkbo*-y.x.j :ries 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, whic35. xro f*f-)jedkbyw zy/ax:.hlzj;h one of the 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 the identified resistox :84hbleu-m8)gc.iu0 s bvyx0.iigxr in 5 se)ihc8i.ix8sxegb m4 gx00u:u.b- vlyconds 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 6f k8l34eft+ xpjnot.following simple circuit have the same rek36.xp+f n le8tof4jtsistance, which would dissipate 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 through the 6:yp jl:x3,p(fyom3 rh.0 Ω resistor is 1.0 A. What is the power ,y3l3mrh ppo:x(fj : ysupply 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, R1l9kn/u1 xpet+agx l( 2, and R3 are connected in series to a battery. Suppos(t1gl 1exl+ xn9/upkae R1 carries a current of 2.0 A, R2 has 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 differenaxux1 :;ih qh ekti.69mn1b.y t resistors R1, R2 andR3 are connected in parallel to a battery. Suppose R1 has 2V across it, R1 in i;6kth:q.xhx.ya9e1m ub 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 w /4l0cfr6 vgll n1xs85blxos1b . 7fhiatts and 120 volts. What is the maximum value of the current 4/f n6 sli0frgl71 b 8xovsx1blh5c.lunder 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 ofu)z h(v hi0u9 qx3--icq9hgy perate at 120 volg- hxcy99 qufiih0(u)-h 3 vzqts?

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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 throughw/p f +urk( t;apu1xu/ a 4 ohm resistor that is dissipating 36 watts of powe;+pp/xuaf(w 1kut u/rr?

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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 pre1ix2om;v e x;jss clothes is marked "120 volt, 600 watt.” In normm ;ei2;x joxv1al 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 prgt2ts;j 49yvuoduced by a circuit containing only three identical 6Ω resistorv9g42ystu ;j ts?

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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 l:bh p:;i hmjt4bqc.71.0 Ω resistors. Which of the following equivalent resi:;ljp.hch 7tq: b4bmi stances 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 diffe6rncb b7si*,l,)3 9mddeu9t8-i, a rh gbazvdrent values can be connected together in different configurations. If all three resistors are used in a circizmb8cd,tb6-9enir,s ,r *v) l3dbd a a gu97huit, 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 e)ed n2*h(hzqa battery, a total power P is dissiz2q)(nh*e h edpated 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 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, havingbv 5vb,gc 2m5j resistance R1 and R2, are connected in parallel, the equivalent resistance of the cogb5 vmvj52 c,bmbination 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 deo9g7iy r8ork: signed such that it has a resistance of 12Ω when operating at 120 volts. What is the minimum amount of time that it woulg kyoo7:9 ir8rd 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 that is disslz2p 3mqtx)xlbo at0g9 ;2w t9ipating 36 watts of po30 9t lx;ab2tw 9m)tgxlpzq2ower?

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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 connected to 120 voly5 6exmvl/7r9 sd-boyts. If the price of electricity /xmro 7bv5d- 6y s9elyis $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 cost to keep a 100W lightbulb lit 9zp vfjb3d n.9continuously for 1 year at a pbv 9.jn dzf93rate 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 througj s s 9j9nb7hl*yxvsj6u* 5xi9h a lightbulb results in a power of 24.0 W associated with the bulb. Which one of the following cujjx *bl996hxni7 5 svs*sj 9yhoices 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 pzb. 4 621ma9-jkygmkphl:yfcomputer rated at 500 watts in a 120 V cik4yyjlf21ph- pzk : 9a.b mmg6rcuit. 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?

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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 resistor)r )a zjt. a0h9s0wdaos to form a simple circuit as d0 )aoza) hr0tsj. wa9shown to the 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 connc3 (ibf8lwba 7n;a,a a i2r0ahected to four resistors to form a simple circuit as shown to the right.a0 (nihc,ba7; afalr28a wbi3
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 .)e8bwjbzziv7fmk7 ;switch and three resistors are connected )vibe.z7z8kmbfjw;7as 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 ammete3*vzqh8a mw j4r, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0 ampem*jw48 3zvh aqres.
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(e j*k9; w pqe)waeel/ ideal ammeter, a switch and three resistors are connecekqp/(;al w e) *je9ewted 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?


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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 tvk2d8sn9x t inu f(cd/l,+hm+4;eomqhe equivalent resistance? Assume that all wires are ideal, the battery has,l nc8d ui s/nk +m92vtfh+e qmd4;(xo no 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 res1,c i7xy:o liptpt+ka 1,dia)istance of the circuit shown to the right with resii7+c,k),1 tt alypia1 o:idpx stances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 identicsbk7 2b6 b3g 9chs0vyval resistors connected in a combination series and 2bhy6c g3ksvvb 0sb97 parallel 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 show -e5xc5q unngt93pj u)s five identical resistors connected in a combination series and parallel circuit to a voltagegn u53e 9jtucp )xnq-5 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 /-nx : syn3x*vuwql1x of the bulbs are identical. Which bulb wiyns1 luxx3wq-: v *n/xll 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 rsuqturtf89r 6vl6 ; 5resistors are connected as shown. With the switch oturs 9 tfr5lq;rv8u 66pen 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 ammeter, a switch and three resistors arey l;)z-ba o:go w xo1uvfc6+u0 connected as shown. With the sbuo l;f)+:wz 1xgovac -6o0u ywitch 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 liv9dk6w)w- z resistors are connected as shown. With the switch open as shown i )zd-kl6 iwv9wn 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
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