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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 showjg1t1xl*a fqes9zwl a3:7 lg6 n, 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 e6* wa:ggl7 1xaj1z tf3l q9lsinterior 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 connec k*wsr/).u i (ehl2v9ok3uer/afk x0m ted in parallel, the_________each resistor is the 9kv *3l2(waf m 0ueu eh /)krixs/kro.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 kyae cmmi 9pl:ddd ,gu ,;.:qa5gh;4j of a lightbulb causes the filament to become white hot, while the larger wires connected to the lightbulb remain much c9m akylca. ,, 45 ;;mudqei:dpgg:dhjooler. 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 lightyj 31n k8umo8ds are being replaced with LEDs. LED is the acronym for which one o dmku31o88 njyf 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 hasy gx;-s3) 8yjn5 ;dhs8ns-zv da3dvus length L and cross-sectional area A. It is to be placed into a circuit, but it first shz 8 ;dug-3dyv- nx5jv; 8ysa3sd)nsmust 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?

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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.*l(yu+zf7 10,jsca h snsn r8i Wire II has twice the diameter and twice the length of I. If I has resistance R,jr0nsy*8lhn +(ss cafz7i,u 1 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 t5/yu oq5 y4zozwice the diameter and half the length4qo5u5yzoz/ y 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. This piec m5ja5.4r 44g kw2+mmrtzditme of material is then drawn so that it is a cylindemdaztm.2t + mwj5rrm44 gi 4k5r with new length 2L. What happens to the resistance of this 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 memm 0;h zh0.48pj8 aoaxt nt,oake a brighter light bulb. He decides to modify the filament. How shoul0moo4tmz. tje n,h088hxa;apd 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 madeve yfoss )e-fc +3mpye0phs:5q .5 ,dc of the same material. The length and radius of each hcdq.:-e y3sfy m efs+ep,50)5p ovsc 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)?

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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 fo:0il d n+ qy+57krikin the following way: “Two resisto 5+ 7n+k lyroik0qid:frs are connected 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 diagra14/nxkcur 3; lvxu8 eym has internal resistance 10.0 kW and the ammeter has internal resistance 25.0 ohm. The ammeter reading is 1.00 mA. The vec1lv nxuk xu8/;4y3roltmeter 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 three bulbs 1m2 g rw-ep4pe23ei /-phvdhz m(, 4ioh, 2, and 3 - rep m2 iphwivgr,-pemd4h(e-oz p3 e42h/resented 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 electrical circup*7yku4cp vlss:) g n;it at the right. If the current in all three pns:c;v4u y7*l k)ps gresistors 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 circuit6 bm(e3a:jz2zcsdn)(p3wtjz composed of 5 id32wz3 mnd) zaz :tsp(6bje(c jentical light 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 statements is NOT truk hlrm8*+;1pt r d(ojqe concerning the simple circuit shown where resistors R1, R2 and R3 are +ph; l8kd * toq(rjmr1have 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 n 0t(e7uv nwe1m 7,mwiin 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 v0e7nuemn (i,1w7w mt 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 resisto)(jnoh5i6/w 3ki1ennk6 ktr ur in 5 second1n6i(ok kj3/tnn)wuir k eh 65s 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 following simple circuit8++q,siq g0ox oql+moeh /4am have the same resistance, which would dissial+xg eq0q s,mh+ 4m/ooi+ 8oqpate 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 accompanyini vxt;n69vex8 h+el t3g circuit diagram, the current through the 6.0 Ω resistor is 1.0 A. What is the power s3vl +nxxihv;et9 68et upply 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, and R3 are connected in so:x(t0 gcbqesm i) w1j0k))tberies to a battery. Suppose R1 carries a current of 2.0 A qts beog)wxkib00ctmj)1 :(), 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 different resistors R1, R2 andR3 are connected in palb(.bl+yg0 l t/nak8 trallel to a battery. Suppose R1 has 2V across it, R2 = 4Ω, and R3 dissipates 6 W. What is the curtb/ a.tl 0ng+8kyll(b rent 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 rkt* rwq 78c3jvolts. What is the maximum value of th3 *7wctjq8rkr e 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 u az:a6br)p( *q7cyvj to operate at 120 vo(u a6pr7 :j)y*abcv zqlts?

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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 di )5pbbh97hca(pkpulap9 f 8w+ ssipating 36 wattsbka(+faph8bl c)php9 w95pu7 of 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 clothes is marked "120gy 0b,/wh5eaj4eq 8 hx0o( *:r6 a*jtxvl kouv volt, 600 watt.” In normal use, thet ejqrux(*oga a6y8b0l w x*:ve05/4hv,kj oh 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 .mr9hw l 5h;gja circuit containing only three identical ;.w9jhgmh5lr 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 piysgo:pus/w x7* 8(.d*j bgfthree 1.0 Ω resistors. Which of the following equivalent resistances CANNOT be produced using all three resistorsp:jy oufg **ds87i(/.wb gxp s?

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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 diffvnw9-vf 7a w8ie96)s coxg9ckerent values can be connected together in different configuracksw9fo 9-vvw 69c7xegnai8)tions. If all three resistors are used in a circuit, 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 connectef)91agl 6 0zo5aqh y* pbltti(d to 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 theq*tg5t10hlal9 6(i)byp o a zf 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, ojb.44 l/byt9xkx m/ hare connected in parallel, the equivalent resistance of the combination is 5Ω . Which of the following/ lt49mhbkx/ bj4y. xo 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 resistanc s2j 8t1b.qnboe of 12Ω when operating at 120 volts. What is the minimum amount of time that it would take to warm 0.45 k b81o jtbn2.sqg 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 flowsxdvo xi./1j)r through a 4 ohm resistor that is dissipating 36 watts of powe/xr.v 1jxdio )r?

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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 1 g qdzz07og (kf:2v*nb3 amperes of current when connected to 120 volts. If the price of electqf7dgz:2gv(k*0 o zbnricity 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 qkjm, vlyv-75 it cost to keep a 100W lightbulb lit continuo75vl, j-kyv qmusly for 1 year 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 results in jw,i)i)s+wa k a power of 24.0 W associated with the bulb. Which one of the following choices best represents the resistance of thaj,i iwws +)k)e 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 computer rated at 500 watts in 5w -n(g4n n+rn7opyu la 120 V circuit. If all computers areouy+p5n (wn 7ng-4nr l 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 s c v.rl1l qii8hqd,4-qzd 3)sconnected to four resistors to form a simple circuit as shown to thqi ds -l4)rz1q hvi8s lc.,3qde 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 form a simple circ+r*kf4lkgcojbaqj1/w-+ ( ccuit as shown to *b cqcrc f+ao-1j+/kw4jl kg(the 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 battery, an ideal ammeter, a switch and three resistors are conngqv *c 60h u*ody1bk/vected as shown. With the switch open as shown in the diagram the ammeter recoyu k*b0vv g1*hdq/ 6ads 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 batteyirb-k fq,do45 )wo; .-xve pgry, an ideal ammeter, a switch and three resistors are connected as shown. With the switch open as shown in the diagram the ammeter reads 2.0fp.b)5 yrdxe-kio o,q gw-4v; 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 ideal ammeter, a switch and three resistors ar0khhij vn179 ue connected as shown. With the switch open as 0ihj1hvn 9k7 ushown 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 the equivalent o; w4e 2efp6 mfdq3(soresistance? Assume that all wires are ideal, the battery has no internal reqwemo(2ed3s f4 f;6op sistance, 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 tzay)7 -vze* pqo the right with resisa-*7zy) vpz eqtances $R_1 = 4.00Ω$ , $R_2 = 3.00Ω$ 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 co fn9 zwq:zx.4f ioo;j9nnected in a combination s4if z9:wfoxojq ;z. n9eries and 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 shows five identical resistors connected i-m vu n9 ;z)r/p.tcomcn a combination series and parallel circuit to a voltage sorzcm; co9v -m.)u/npturce.
Which resistor(s) have the greatest rate of energy dissipation?


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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
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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 are identical. Whis:k(m o1g s/ipisc f(2;mllw0 ch bulb0i pm:wskm12gc ;osl( l/fsi( will 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 resistors arec5b dnk)ratpp( 0m(wr76l ,3tqod 8m q connected as shown. With the switch open as sh0qapmd cwp,3 7 dt(58bkrq(o6 ntr ml)own 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 switcfp9x::z.a6nnd+k io ah and three resistors are connected as shown. With the switch opanfad: nzp.x i9:ok6+en 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 resistors arvg aw rp5ynxj0(/72ov*oh k,w/p+d dme connected as shown. With the switch open n jdok+apvgm (0*/w 2hdx/yrpov5,w7as 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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